OpenGLRenderer.cpp revision a8bea8edde2f20cae48e5cc8de782679306b3cc3
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1785bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#define LOG_TAG "OpenGLRenderer" 18e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 19e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdlib.h> 20e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <stdint.h> 21e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy#include <sys/types.h> 22e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 23bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy#include <SkCanvas.h> 2498d608dba6a0b3c15fb08f1fa2c8b9d170124c7cChris Craik#include <SkColor.h> 25d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include <SkShader.h> 26694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy#include <SkTypeface.h> 275cbbce535744b89df5ecea95de21ee3733298260Romain Guy 285cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include <utils/Log.h> 29e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy#include <utils/StopWatch.h> 3085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy#include <private/hwui/DrawGlInfo.h> 3208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy 335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Rect.h> 345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 3585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include "OpenGLRenderer.h" 36c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik#include "DeferredDisplayList.h" 370fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy#include "DisplayListRenderer.h" 38405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy#include "Fence.h" 393b20251a355c88193c439f928a84ae69483fb488John Reck#include "RenderState.h" 4065cd612face362d054a85d0f7e5881c59cd523beChris Craik#include "PathTessellator.h" 4187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy#include "Properties.h" 4255bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "ShadowTessellator.h" 43d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III#include "SkiaShader.h" 44e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik#include "utils/GLUtils.h" 45a957eea78557cb47a91d44d9e6ee641c58cf1c07Romain Guy#include "Vector.h" 4655bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui#include "VertexBuffer.h" 47e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 4862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 4962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) eventMarkDEBUG(__VA_ARGS__) 5062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#else 5162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik #define EVENT_LOGD(...) 5262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 5362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 54a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craikstatic void atraceFormatBegin(const char* fmt, ...) { 55a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik const int BUFFER_SIZE = 256; 56a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik va_list ap; 57a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik char buf[BUFFER_SIZE]; 58a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 59a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik va_start(ap, fmt); 60a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik vsnprintf(buf, BUFFER_SIZE, fmt, ap); 61a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik va_end(ap); 62a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 63a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_BEGIN(buf); 64a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik} 65a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 66a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik#define ATRACE_FORMAT_BEGIN(fmt, ...) \ 67a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik if (CC_UNLIKELY(ATRACE_ENABLED())) atraceFormatBegin(fmt, ##__VA_ARGS__) 68a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 69e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 709d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 719d5316e3f56d138504565ff311145ac01621dff4Romain Guy 7267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craikstatic GLenum getFilter(const SkPaint* paint) { 7367862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik if (!paint || paint->getFilterLevel() != SkPaint::kNone_FilterLevel) { 7467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_LINEAR; 7567862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik } 7667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik return GL_NEAREST; 7767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik} 78d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 799d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 809d5316e3f56d138504565ff311145ac01621dff4Romain Guy// Globals 819d5316e3f56d138504565ff311145ac01621dff4Romain Guy/////////////////////////////////////////////////////////////////////////////// 829d5316e3f56d138504565ff311145ac01621dff4Romain Guy 83889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy/** 84889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy * Structure mapping Skia xfermodes to OpenGL blending factors. 85889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy */ 86889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guystruct Blender { 87889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy SkXfermode::Mode mode; 88889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum src; 89889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy GLenum dst; 90889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy}; // struct Blender 91889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy 92026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// In this array, the index of each Blender equals the value of the first 93026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy// entry. For instance, gBlends[1] == gBlends[SkXfermode::kSrc_Mode] 94026c5e16704e817cac7d9c382914c947e34f87e0Romain Guystatic const Blender gBlends[] = { 952ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 962ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ONE, GL_ZERO }, 972ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ZERO, GL_ONE }, 982ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 992ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1002ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1012ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1022ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1032ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1042ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1052ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1062ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1072ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 108d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_ZERO, GL_SRC_COLOR }, 1092ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE, GL_ONE_MINUS_SRC_COLOR } 110026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy}; 111e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// This array contains the swapped version of each SkXfermode. For instance 11387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// this array's SrcOver blending mode is actually DstOver. You can refer to 11487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy// createLayer() for more information on the purpose of this array. 115f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guystatic const Blender gBlendsSwap[] = { 1162ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kClear_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1172ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrc_Mode, GL_ZERO, GL_ONE }, 1182ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDst_Mode, GL_ONE, GL_ZERO }, 1192ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOver_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE }, 1202ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOver_Mode, GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, 1212ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcIn_Mode, GL_ZERO, GL_SRC_ALPHA }, 1222ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstIn_Mode, GL_DST_ALPHA, GL_ZERO }, 1232ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcOut_Mode, GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, 1242ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstOut_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, 1252ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kSrcATop_Mode, GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, 1262ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kDstATop_Mode, GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1272ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kXor_Mode, GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, 1282ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kPlus_Mode, GL_ONE, GL_ONE }, 129d81ec456bb097a712bcbc093c5a1e0075434158eDerek Sollenberger { SkXfermode::kModulate_Mode, GL_DST_COLOR, GL_ZERO }, 1302ffefd48e20d311b38c0673edadb27c1f6ad328bRomain Guy { SkXfermode::kScreen_Mode, GL_ONE_MINUS_DST_COLOR, GL_ONE } 131f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy}; 132f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 133f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 134448455fe783b0a711340322dca272b8cc0ebe473Romain Guy// Functions 135448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 136448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 137448455fe783b0a711340322dca272b8cc0ebe473Romain Guytemplate<typename T> 138448455fe783b0a711340322dca272b8cc0ebe473Romain Guystatic inline T min(T a, T b) { 139448455fe783b0a711340322dca272b8cc0ebe473Romain Guy return a < b ? a : b; 140448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 141448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 142448455fe783b0a711340322dca272b8cc0ebe473Romain Guy/////////////////////////////////////////////////////////////////////////////// 143f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Constructors/destructor 144f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 145f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1463b20251a355c88193c439f928a84ae69483fb488John ReckOpenGLRenderer::OpenGLRenderer(RenderState& renderState) 147058fc640017c90120c599d378a4cbc55668b05b7Chris Craik : mFrameStarted(false) 148058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mCaches(Caches::getInstance()) 1493b20251a355c88193c439f928a84ae69483fb488John Reck , mExtensions(Extensions::getInstance()) 150058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mRenderState(renderState) 151058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mScissorOptimizationDisabled(false) 152284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mSuppressTiling(false) 153284b24358410cb0200e525a5ba36994090c83f20Chris Craik , mFirstFrameAfterResize(true) 154058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mCountOverdraw(false) 1551aa5d2d7068147ff781cfe911a93f01593a68c79John Reck , mLightCenter((Vector3){FLT_MIN, FLT_MIN, FLT_MIN}) 156058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mLightRadius(FLT_MIN) 157058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mAmbientShadowAlpha(0) 158058fc640017c90120c599d378a4cbc55668b05b7Chris Craik , mSpotShadowAlpha(0) { 159527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // *set* draw modifiers to be 0 160527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik memset(&mDrawModifiers, 0, sizeof(mDrawModifiers)); 16116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik mDrawModifiers.mOverrideLayerAlpha = 1.0f; 162026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 163ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy memcpy(mMeshVertices, gMeshVertices, sizeof(gMeshVertices)); 164e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 165e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 16685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain GuyOpenGLRenderer::~OpenGLRenderer() { 16729d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // The context has already been destroyed at this point, do not call 16829d8997bd43b7c4ad37fc3d6f91eaafa74913c88Romain Guy // GL APIs. All GL state should be kept in Caches.h 169e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy} 170e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 17187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::initProperties() { 17287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy char property[PROPERTY_VALUE_MAX]; 17387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (property_get(PROPERTY_DISABLE_SCISSOR_OPTIMIZATION, property, "false")) { 17487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled = !strcasecmp(property, "true"); 17587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization %s", 17687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mScissorOptimizationDisabled ? "disabled" : "enabled"); 17787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } else { 17887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy INIT_LOGD(" Scissor optimization enabled"); 17987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 18013631f3da855f200a151e7837ed9f6b079622b58Romain Guy} 18113631f3da855f200a151e7837ed9f6b079622b58Romain Guy 182058fc640017c90120c599d378a4cbc55668b05b7Chris Craikvoid OpenGLRenderer::initLight(const Vector3& lightCenter, float lightRadius, 183058fc640017c90120c599d378a4cbc55668b05b7Chris Craik uint8_t ambientShadowAlpha, uint8_t spotShadowAlpha) { 184058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightCenter = lightCenter; 185058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mLightRadius = lightRadius; 186058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mAmbientShadowAlpha = ambientShadowAlpha; 187058fc640017c90120c599d378a4cbc55668b05b7Chris Craik mSpotShadowAlpha = spotShadowAlpha; 188058fc640017c90120c599d378a4cbc55668b05b7Chris Craik} 189058fc640017c90120c599d378a4cbc55668b05b7Chris Craik 19013631f3da855f200a151e7837ed9f6b079622b58Romain Guy/////////////////////////////////////////////////////////////////////////////// 191f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Setup 192f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 193f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 194797b95b26bbb7557678af78b9a2a61830158920fChris Craikvoid OpenGLRenderer::onViewportInitialized() { 19535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glDisable(GL_DITHER); 19635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glClearColor(0.0f, 0.0f, 0.0f, 0.0f); 19735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 19835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy glEnableVertexAttribArray(Program::kBindingPosition); 199284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = true; 20035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 20135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 20296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::setupFrameState(float left, float top, 203c3fedafc5f50100219449125a000e3138f6fb987Romain Guy float right, float bottom, bool opaque) { 204fe48f65922d4a3cc4aefe058cee5acec51504a20Romain Guy mCaches.clearGarbage(); 20569e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik initializeSaveStack(left, top, right, bottom, mLightCenter); 20696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mOpaque = opaque; 2075f803623559aab395a29d575c37c4e39c23a4b4eChris Craik mTilingClip.set(left, top, right, bottom); 20896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 209ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 21096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::startFrame() { 21196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (mFrameStarted) return DrawGlInfo::kStatusDone; 21296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = true; 21311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 21496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mDirtyClip = true; 21596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 21696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy discardFramebuffer(mTilingClip.left, mTilingClip.top, mTilingClip.right, mTilingClip.bottom); 21745e4c3df6c00ac98ff6144de9af574877d4fff19Romain Guy 2183b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getWidth(), getHeight()); 2197d7b5490a0b0763e831b31bc11f17d8159b5914aRomain Guy 22054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // Functors break the tiling extension in pretty spectacular ways 22154c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // This ensures we don't use tiling when a functor is going to be 22254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // invoked during the frame 223284b24358410cb0200e525a5ba36994090c83f20Chris Craik mSuppressTiling = mCaches.hasRegisteredFunctors() 224284b24358410cb0200e525a5ba36994090c83f20Chris Craik || mFirstFrameAfterResize; 225284b24358410cb0200e525a5ba36994090c83f20Chris Craik mFirstFrameAfterResize = false; 22654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 227d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(true); 2282b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 2297c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, true); 2307c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 23196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return clear(mTilingClip.left, mTilingClip.top, 23296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mTilingClip.right, mTilingClip.bottom, mOpaque); 23396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 23496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 23596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guystatus_t OpenGLRenderer::prepareDirty(float left, float top, 23696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy float right, float bottom, bool opaque) { 23778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 23896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy setupFrameState(left, top, right, bottom, opaque); 23996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 24096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Layer renderers will start the frame immediately 24196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // The framebuffer renderer will first defer the display list 24296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // for each layer and wait until the first drawing command 24396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // to start the frame 244d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->fbo == 0) { 24596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy syncState(); 24696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy updateLayers(); 24796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 24896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return startFrame(); 24996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 25096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 25196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy return DrawGlInfo::kStatusDone; 2527c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy} 2537c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 254dcfc836b457a87881da409e1acf251515f121446Romain Guyvoid OpenGLRenderer::discardFramebuffer(float left, float top, float right, float bottom) { 255dcfc836b457a87881da409e1acf251515f121446Romain Guy // If we know that we are going to redraw the entire framebuffer, 256dcfc836b457a87881da409e1acf251515f121446Romain Guy // perform a discard to let the driver know we don't need to preserve 257dcfc836b457a87881da409e1acf251515f121446Romain Guy // the back buffer for this frame. 2583bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (mExtensions.hasDiscardFramebuffer() && 25914e513058ed4168c94e015638d16f5f87fd8063aChris Craik left <= 0.0f && top <= 0.0f && right >= getWidth() && bottom >= getHeight()) { 260f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const bool isFbo = getTargetFbo() == 0; 261f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy const GLenum attachments[] = { 262f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_COLOR_EXT : (const GLenum) GL_COLOR_ATTACHMENT0, 263f158198ccc3a1f53bfebaa6b8f4426e80e1867eaRomain Guy isFbo ? (const GLenum) GL_STENCIL_EXT : (const GLenum) GL_STENCIL_ATTACHMENT }; 264dcfc836b457a87881da409e1acf251515f121446Romain Guy glDiscardFramebufferEXT(GL_FRAMEBUFFER, 1, attachments); 265dcfc836b457a87881da409e1acf251515f121446Romain Guy } 266dcfc836b457a87881da409e1acf251515f121446Romain Guy} 267dcfc836b457a87881da409e1acf251515f121446Romain Guy 2687c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guystatus_t OpenGLRenderer::clear(float left, float top, float right, float bottom, bool opaque) { 26978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!opaque || mCountOverdraw) { 270586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 271a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(left, getViewportHeight() - bottom, right - left, bottom - top); 2726b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy glClear(GL_COLOR_BUFFER_BIT); 27344b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDrew; 274ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } 27544b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase 2767c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy mCaches.resetScissor(); 27744b2fe3fc114ee5f7273c6b0fee2cc999bf244a2Chet Haase return DrawGlInfo::kStatusDone; 278ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy} 279ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 280ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guyvoid OpenGLRenderer::syncState() { 281ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy if (mCaches.blend) { 282ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glEnable(GL_BLEND); 283ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy } else { 284ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy glDisable(GL_BLEND); 2856b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy } 286bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy} 287bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 28833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTilingCurrentClip(bool opaque, bool expand) { 28954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) { 290d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Snapshot* snapshot = currentSnapshot(); 291d6b65f67717025b1162f86f04e2caa5723566cacChris Craik 29214e513058ed4168c94e015638d16f5f87fd8063aChris Craik const Rect* clip = &mTilingClip; 293d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (snapshot->flags & Snapshot::kFlagFboTarget) { 294d6b65f67717025b1162f86f04e2caa5723566cacChris Craik clip = &(snapshot->layer->clipRect); 29554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy } 29654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 29733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTiling(*clip, getViewportHeight(), opaque, expand); 298c3fedafc5f50100219449125a000e3138f6fb987Romain Guy } 299c3fedafc5f50100219449125a000e3138f6fb987Romain Guy} 300c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 30133f5a59ac3e304970920dda824958870f85f76efhenry.uh_chenvoid OpenGLRenderer::startTiling(const Rect& clip, int windowHeight, bool opaque, bool expand) { 302c3fedafc5f50100219449125a000e3138f6fb987Romain Guy if (!mSuppressTiling) { 30333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen if(expand) { 30433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 30533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int leftNotZero = (clip.left > 0) ? 1 : 0; 30633f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen int topNotZero = (windowHeight - clip.bottom > 0) ? 1 : 0; 30733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen 30833f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling( 30933f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.left - leftNotZero, 31033f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen windowHeight - clip.bottom - topNotZero, 31133f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.right - clip.left + leftNotZero + 1, 31233f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen clip.bottom - clip.top + topNotZero + 1, 31333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen opaque); 31433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } else { 31533f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen mCaches.startTiling(clip.left, windowHeight - clip.bottom, 31652036b19a5f82bc4d75cfcbff99c65df8d25a99bRomain Guy clip.right - clip.left, clip.bottom - clip.top, opaque); 31733f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen } 3182b7028eabac80cec170572bc0e945a1d4224e595Romain Guy } 3192b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 3202b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 3212b7028eabac80cec170572bc0e945a1d4224e595Romain Guyvoid OpenGLRenderer::endTiling() { 32254c1a64d5441a964890b44280e4457e11f4f924aRomain Guy if (!mSuppressTiling) mCaches.endTiling(); 3232b7028eabac80cec170572bc0e945a1d4224e595Romain Guy} 3242b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 325b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guyvoid OpenGLRenderer::finish() { 3267c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy renderOverdraw(); 3272b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 3282b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 329ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // When finish() is invoked on FBO 0 we've reached the end 330ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy // of the current frame 331ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy if (getTargetFbo() == 0) { 332ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy mCaches.pathCache.trim(); 33305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik mCaches.tessellationCache.trim(); 334ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy } 335ca89e2a68703bd428e8b66547d033a6ed35b3595Romain Guy 33611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (!suppressErrorChecks()) { 337b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#if DEBUG_OPENGL 338e4aa95e3627226bcb0d8cc3e42dca6e4df8f421cChris Craik GLUtils::dumpGLErrors(); 339b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy#endif 34011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 341c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#if DEBUG_MEMORY_USAGE 342e190aa69756aecfaffabdd4c6d32cb6b3220d842Romain Guy mCaches.dumpMemoryUsage(); 34311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy#else 34411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (mCaches.getDebugLevel() & kDebugMemory) { 34511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.dumpMemoryUsage(); 34611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 347c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#endif 34811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 34996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 35078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 35178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy countOverdraw(); 35278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 35378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 35496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mFrameStarted = false; 355b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy} 356b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy 35735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guyvoid OpenGLRenderer::resumeAfterLayer() { 3583b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 3593b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(currentSnapshot()->fbo); 3607c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 36135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 36235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy mCaches.resetScissor(); 36335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy dirtyClip(); 36435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy} 36535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 3668f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guystatus_t OpenGLRenderer::callDrawGLFunction(Functor* functor, Rect& dirty) { 367d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 368408eb12631376cbdc96803e918decf6ea804d346Chris Craik 369d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 37080911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy clip.snapToPixelBoundaries(); 37180911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 372d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy // Since we don't know what the functor will draw, let's dirty 373d6b65f67717025b1162f86f04e2caa5723566cacChris Craik // the entire clip region 374d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy if (hasLayer()) { 375d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy dirtyLayerUnchecked(clip, getRegion()); 376d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy } 377d643bb56fdf21973ea75984f0816b7dc024698dfRomain Guy 37808aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy DrawGlInfo info; 37908aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipLeft = clip.left; 38008aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipTop = clip.top; 38108aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipRight = clip.right; 38208aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.clipBottom = clip.bottom; 38308aa2cbd5e62e7ca140f78f8bea0477a19880fd9Romain Guy info.isLayer = hasLayer(); 384a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.width = getViewportWidth(); 385a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik info.height = getViewportHeight(); 386d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->copyTo(&info.transform[0]); 38780911b851764b073310fd0bffdf4a7db0d8fdd0bRomain Guy 3883b20251a355c88193c439f928a84ae69483fb488John Reck bool prevDirtyClip = mDirtyClip; 38954f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik // setup GL state for functor 39054f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik if (mDirtyClip) { 39154f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik setStencilFromClip(); // can issue draws, so must precede enableScissor()/interrupt() 39254f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik } 3933b20251a355c88193c439f928a84ae69483fb488John Reck if (mCaches.enableScissor() || prevDirtyClip) { 39425d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck setScissorFromClip(); 39525d2f7bc1ff9b475eff75bfff647466e91dbacb2John Reck } 39654f574acf4dd5483170b8f79e2f7c70b58763ce7Chris Craik 3973b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.invokeFunctor(functor, DrawGlInfo::kModeDraw, &info); 3983b20251a355c88193c439f928a84ae69483fb488John Reck // Scissor may have been modified, reset dirty clip 3993b20251a355c88193c439f928a84ae69483fb488John Reck dirtyClip(); 400cabfcc1364eb7e4de0b15b3574fba45027b45cfcRomain Guy 401750ca6dbdb259aea0ca5b77380a9303e586ef3eaJohn Reck return DrawGlInfo::kStatusDrew; 402daf98e941e140e8739458126640183b9f296a2abChet Haase} 403daf98e941e140e8739458126640183b9f296a2abChet Haase 404f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 40587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy// Debug 40687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 40787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 40862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::eventMarkDEBUG(const char* fmt, ...) const { 40962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#if DEBUG_DETAILED_EVENTS 41062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik const int BUFFER_SIZE = 256; 41162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_list ap; 41262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik char buf[BUFFER_SIZE]; 41362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 41462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_start(ap, fmt); 41562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik vsnprintf(buf, BUFFER_SIZE, fmt, ap); 41662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik va_end(ap); 41762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 41862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik eventMark(buf); 41962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik#endif 42062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik} 42162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 42262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 4230f6675332c04c74909425d1d328f02b32c0ff40eRomain Guyvoid OpenGLRenderer::eventMark(const char* name) const { 4240f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy mCaches.eventMark(0, name); 4250f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy} 4260f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 42787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::startMark(const char* name) const { 42887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.startMark(0, name); 42987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 43087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 43187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::endMark() const { 43287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.endMark(); 43387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 43487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 43587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::debugOverdraw(bool enable, bool clear) { 4363b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.debugOverdraw(enable, clear); 43787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 43887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 43987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guyvoid OpenGLRenderer::renderOverdraw() { 44087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy if (mCaches.debugOverdraw && getTargetFbo() == 0) { 4415f803623559aab395a29d575c37c4e39c23a4b4eChris Craik const Rect* clip = &mTilingClip; 44287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 44387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.enableScissor(); 444a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.setScissor(clip->left, firstSnapshot()->getViewportHeight() - clip->bottom, 44587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy clip->right - clip->left, clip->bottom - clip->top); 44687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 447627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 1x overdraw 44887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(2); 449627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(1), SkXfermode::kSrcOver_Mode); 450627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 451627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 2x overdraw 45287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(3); 453627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(2), SkXfermode::kSrcOver_Mode); 454627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 455627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 3x overdraw 45687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4); 457627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(3), SkXfermode::kSrcOver_Mode); 458627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 459627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy // 4x overdraw and higher 46087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.enableDebugTest(4, true); 461627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy drawColor(mCaches.getOverdrawColor(4), SkXfermode::kSrcOver_Mode); 462627c6fd91377ead85f74a365438e25610ef1e2eeRomain Guy 46387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy mCaches.stencil.disable(); 46487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy } 46587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy} 46687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 46778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guyvoid OpenGLRenderer::countOverdraw() { 46814e513058ed4168c94e015638d16f5f87fd8063aChris Craik size_t count = getWidth() * getHeight(); 46978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy uint32_t* buffer = new uint32_t[count]; 47014e513058ed4168c94e015638d16f5f87fd8063aChris Craik glReadPixels(0, 0, getWidth(), getHeight(), GL_RGBA, GL_UNSIGNED_BYTE, &buffer[0]); 47178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 47278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy size_t total = 0; 47378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy for (size_t i = 0; i < count; i++) { 47478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy total += buffer[i] & 0xff; 47578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 47678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 47778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mOverdraw = total / float(count); 47878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 47978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy delete[] buffer; 48078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy} 48178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 48287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy/////////////////////////////////////////////////////////////////////////////// 48311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy// Layers 48411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 48511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 48611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guybool OpenGLRenderer::updateLayer(Layer* layer, bool inFrame) { 487a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (layer->deferredUpdateScheduled && layer->renderer 488a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik && layer->renderNode.get() && layer->renderNode->isRenderable()) { 489405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_CALL(); 490405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 49111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Rect& dirty = layer->dirtyRect; 49211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4937c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy if (inFrame) { 4947c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy endTiling(); 4957c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 4967c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy } 49711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 49896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(inFrame || mCaches.drawDeferDisabled)) { 49969e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->render(*this); 50096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 50169e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik layer->defer(*this); 50296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 50311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 50411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (inFrame) { 50511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy resumeAfterLayer(); 506d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 50711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 50811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5095bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = mCaches.debugLayersUpdates; 51034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = false; 51111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 51211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return true; 51311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 51411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 51511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 51611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 51711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 51811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::updateLayers() { 51996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // If draw deferring is enabled this method will simply defer 52096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // the display list of each individual layer. The layers remain 52196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // in the layer updates list which will be cleared by flushLayers(). 52211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy int count = mLayerUpdates.size(); 52311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 52496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 52596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Layer Updates"); 52696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } else { 52796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Defer Layer Updates"); 52896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 52911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 5301206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5311206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 53211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Layer* layer = mLayerUpdates.itemAt(i); 53311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy updateLayer(layer, false); 53496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 53596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mCaches.resourceCache.decrementRefcount(layer); 53696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 53711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 53811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 54096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 5413b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(getTargetFbo()); 54296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 54396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy endMark(); 54496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 54596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy} 54696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 54796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guyvoid OpenGLRenderer::flushLayers() { 54896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy int count = mLayerUpdates.size(); 54996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy if (count > 0) { 55096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy startMark("Apply Layer Updates"); 55196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy char layerName[12]; 55296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 5531206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik // Note: it is very important to update the layers in order 5541206b9bba91f7ed899c5c87427cce725fe5aadfcChris Craik for (int i = 0; i < count; i++) { 555a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik Layer* layer = mLayerUpdates.itemAt(i); 556a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 55796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy sprintf(layerName, "Layer #%d", i); 55802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy startMark(layerName); 559a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_FORMAT_BEGIN("flushLayer %ux%u", layer->getWidth(), layer->getHeight()); 56002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy 56102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy layer->flush(); 562a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik 563405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ATRACE_END(); 564a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik endMark(); 565405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 56602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy mCaches.resourceCache.decrementRefcount(layer); 56796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy } 56896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 56996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy mLayerUpdates.clear(); 5703b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(getTargetFbo()); 57196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 57211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy endMark(); 57311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 57411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 57511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 57611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::pushLayerUpdate(Layer* layer) { 57711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (layer) { 57802b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // Make sure we don't introduce duplicates. 57902b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // SortedVector would do this automatically but we need to respect 58002b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // the insertion order. The linear search is not an issue since 58102b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy // this list is usually very short (typically one item, at most a few) 58202b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 58302b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 58402b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy return; 58502b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 58602b49b70ede0b9eb760ff334823aee1d9520ed85Romain Guy } 58711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.push_back(layer); 58811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.incrementRefcount(layer); 58911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 59011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 59111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 592e93482f5eac3df581d57e64c2a771a96aa868585Romain Guyvoid OpenGLRenderer::cancelLayerUpdate(Layer* layer) { 593e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (layer) { 594e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy for (int i = mLayerUpdates.size() - 1; i >= 0; i--) { 595e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy if (mLayerUpdates.itemAt(i) == layer) { 596e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mLayerUpdates.removeAt(i); 597e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy mCaches.resourceCache.decrementRefcount(layer); 598e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy break; 599e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 600e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 601e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy } 602e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy} 603e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy 60411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guyvoid OpenGLRenderer::clearLayerUpdates() { 60511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy size_t count = mLayerUpdates.size(); 60611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy if (count > 0) { 60711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.lock(); 60811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy for (size_t i = 0; i < count; i++) { 60911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.decrementRefcountLocked(mLayerUpdates.itemAt(i)); 61011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 61111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mCaches.resourceCache.unlock(); 61211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy mLayerUpdates.clear(); 61311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 61411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy} 61511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 616405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guyvoid OpenGLRenderer::flushLayerUpdates() { 617a7c2ea20c43ab797bef5801530687e22e83def8fJohn Reck ATRACE_CALL(); 618405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy syncState(); 619405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy updateLayers(); 620405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy flushLayers(); 621405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy // Wait for all the layer updates to be executed 622405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy AutoFence fence; 623405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy} 624405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy 625443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reckvoid OpenGLRenderer::markLayersAsBuildLayers() { 626443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck for (size_t i = 0; i < mLayerUpdates.size(); i++) { 627443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck mLayerUpdates[i]->wasBuildLayered = true; 628443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck } 629443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck} 630443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck 63111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy/////////////////////////////////////////////////////////////////////////////// 632f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// State management 633f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 634f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 63514e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) { 636a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bool restoreViewport = removed.flags & Snapshot::kFlagIsFboLayer; 63714e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreClip = removed.flags & Snapshot::kFlagClipSet; 63814e513058ed4168c94e015638d16f5f87fd8063aChris Craik bool restoreLayer = removed.flags & Snapshot::kFlagIsLayer; 639bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 640a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (restoreViewport) { 6413b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(getViewportWidth(), getViewportHeight()); 642eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 643eb99356a0548684a501766e6a524529ab93304c8Romain Guy 6442542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy if (restoreClip) { 645746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 6468fb954263dd2f918ad339045cc6d82e346515599Romain Guy } 6472542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy 6485ec9924d24495822b589f1a17996655d66273b30Romain Guy if (restoreLayer) { 6497273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); // Savelayer 650a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_END(); // SaveLayer 6517273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("ComposeLayer"); 65214e513058ed4168c94e015638d16f5f87fd8063aChris Craik composeLayer(removed, restored); 6537273daace9303f4662444111c40bb83d3ead4a92Chris Craik endMark(); 6545ec9924d24495822b589f1a17996655d66273b30Romain Guy } 655d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy} 6565cbbce535744b89df5ecea95de21ee3733298260Romain Guy 657f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 658bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy// Layers 659bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 660bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 661bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guyint OpenGLRenderer::saveLayer(float left, float top, float right, float bottom, 6623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 6634ace7305608442ab35ea9aa65a4220df152c187fChris Craik // force matrix/clip isolation for layer 6644ace7305608442ab35ea9aa65a4220df152c187fChris Craik flags |= SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag; 6654ace7305608442ab35ea9aa65a4220df152c187fChris Craik 666eb99356a0548684a501766e6a524529ab93304c8Romain Guy const int count = saveSnapshot(flags); 667d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 668d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 6693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik createLayer(left, top, right, bottom, paint, flags, convexMask); 670dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 671d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 672d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return count; 673bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 674bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 675d90144db52c7297879b950cbbc85137ed123ab5bChris Craikvoid OpenGLRenderer::calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer) { 676d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const Rect untransformedBounds(bounds); 677d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 678d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 679d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 680d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // Layers only make sense if they are in the framebuffer's bounds 681d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 682d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // We cannot work with sub-pixels in this case 683d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.snapToPixelBoundaries(); 684d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 685d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // When the layer is not an FBO, we may use glCopyTexImage so we 686d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // need to make sure the layer does not extend outside the bounds 687d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // of the framebuffer 688924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik const Snapshot& previous = *(currentSnapshot()->previous); 689924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik Rect previousViewport(0, 0, previous.getViewportWidth(), previous.getViewportHeight()); 690924197513aa2df4c1fb2977c1727f5d2c21f2689Chris Craik if (!bounds.intersect(previousViewport)) { 691d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 692d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else if (fboLayer) { 693d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.set(bounds); 694d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mat4 inverse; 695d6b65f67717025b1162f86f04e2caa5723566cacChris Craik inverse.loadInverse(*currentTransform()); 696d90144db52c7297879b950cbbc85137ed123ab5bChris Craik inverse.mapRect(clip); 697d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.snapToPixelBoundaries(); 698d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (clip.intersect(untransformedBounds)) { 699d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.translate(-untransformedBounds.left, -untransformedBounds.top); 700d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.set(untransformedBounds); 701d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 702d90144db52c7297879b950cbbc85137ed123ab5bChris Craik clip.setEmpty(); 703d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 704d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 705d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } else { 706d90144db52c7297879b950cbbc85137ed123ab5bChris Craik bounds.setEmpty(); 707d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 708d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 709d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 710408eb12631376cbdc96803e918decf6ea804d346Chris Craikvoid OpenGLRenderer::updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 711408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha) { 712408eb12631376cbdc96803e918decf6ea804d346Chris Craik if (bounds.isEmpty() || bounds.getWidth() > mCaches.maxTextureSize || 713408eb12631376cbdc96803e918decf6ea804d346Chris Craik bounds.getHeight() > mCaches.maxTextureSize || 714408eb12631376cbdc96803e918decf6ea804d346Chris Craik (fboLayer && clip.isEmpty())) { 715408eb12631376cbdc96803e918decf6ea804d346Chris Craik mSnapshot->empty = fboLayer; 716408eb12631376cbdc96803e918decf6ea804d346Chris Craik } else { 71774cf7e6a25c6d7b331c231b7bc2512044f9d2950Chris Craik mSnapshot->invisible = mSnapshot->invisible || (alpha <= 0 && fboLayer); 718408eb12631376cbdc96803e918decf6ea804d346Chris Craik } 719408eb12631376cbdc96803e918decf6ea804d346Chris Craik} 720408eb12631376cbdc96803e918decf6ea804d346Chris Craik 721d90144db52c7297879b950cbbc85137ed123ab5bChris Craikint OpenGLRenderer::saveLayerDeferred(float left, float top, float right, float bottom, 722d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags) { 723d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const int count = saveSnapshot(flags); 724d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 725d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored() && (flags & SkCanvas::kClipToLayer_SaveFlag)) { 726d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // initialize the snapshot as though it almost represents an FBO layer so deferred draw 727d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // operations will be able to store and restore the current clip and transform info, and 728d90144db52c7297879b950cbbc85137ed123ab5bChris Craik // quick rejection will be correct (for display lists) 729d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 730d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect bounds(left, top, right, bottom); 731d90144db52c7297879b950cbbc85137ed123ab5bChris Craik Rect clip; 732d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, true); 733d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, true, getAlphaDirect(paint)); 734d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 735d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 736d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 737d90144db52c7297879b950cbbc85137ed123ab5bChris Craik mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 738a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 739deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = NULL; 740d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 741d90144db52c7297879b950cbbc85137ed123ab5bChris Craik } 742d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 743d90144db52c7297879b950cbbc85137ed123ab5bChris Craik return count; 744d90144db52c7297879b950cbbc85137ed123ab5bChris Craik} 745d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 7461c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 7471c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Layers are viewed by Skia are slightly different than layers in image editing 7481c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * programs (for instance.) When a layer is created, previously created layers 7491c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * and the frame buffer still receive every drawing command. For instance, if a 7501c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * layer is created and a shape intersecting the bounds of the layers and the 7511c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * framebuffer is draw, the shape will be drawn on both (unless the layer was 7521c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * created with the SkCanvas::kClipToLayer_SaveFlag flag.) 7531c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7541c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * A way to implement layers is to create an FBO for each layer, backed by an RGBA 7551c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * texture. Unfortunately, this is inefficient as it requires every primitive to 7561c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be drawn n + 1 times, where n is the number of active layers. In practice this 7571c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * means, for every primitive: 7581c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Switch active frame buffer 7591c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Change viewport, clip and projection matrix 7601c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * - Issue the drawing 7611c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7621c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Switching rendering target n + 1 times per drawn primitive is extremely costly. 7636b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * To avoid this, layers are implemented in a different way here, at least in the 7646b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * general case. FBOs are used, as an optimization, when the "clip to layer" flag 7656b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * is set. When this flag is set we can redirect all drawing operations into a 7666b7bd24659fb175fe1f0e97c86c18969918b496aRomain Guy * single FBO. 7671c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7681c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * This implementation relies on the frame buffer being at least RGBA 8888. When 7691c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * a layer is created, only a texture is created, not an FBO. The content of the 7701c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer contained within the layer's bounds is copied into this texture 77187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * using glCopyTexImage2D(). The layer's region is then cleared(1) in the frame 7721c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * buffer and drawing continues as normal. This technique therefore treats the 7731c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * frame buffer as a scratch buffer for the layers. 7741c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7751c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * To compose the layers back onto the frame buffer, each layer texture 7761c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * (containing the original frame buffer data) is drawn as a simple quad over 7771c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * the frame buffer. The trick is that the quad is set as the composition 7781c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * destination in the blending equation, and the frame buffer becomes the source 7791c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * of the composition. 7801c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7811c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Drawing layers with an alpha value requires an extra step before composition. 7821c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * An empty quad is drawn over the layer's region in the frame buffer. This quad 7831c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is drawn with the rgba color (0,0,0,alpha). The alpha value offered by the 7841c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * quad is used to multiply the colors in the frame buffer. This is achieved by 7851c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * changing the GL blend functions for the GL_FUNC_ADD blend equation to 7861c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * GL_ZERO, GL_SRC_ALPHA. 7871c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * 7881c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Because glCopyTexImage2D() can be slow, an alternative implementation might 7891c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * be use to draw a single clipped layer. The implementation described above 7901c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * is correct in every case. 79187a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * 79287a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * (1) The frame buffer is actually not cleared right away. To allow the GPU 79387a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * to potentially optimize series of calls to glCopyTexImage2D, the frame 79487a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * buffer is left untouched until the first drawing operation. Only when 79587a76578f76f4a6bceb187da6b7a01899ca0d85aRomain Guy * something actually gets drawn are the layers regions cleared. 7961c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 797d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haasebool OpenGLRenderer::createLayer(float left, float top, float right, float bottom, 7983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask) { 799eb99356a0548684a501766e6a524529ab93304c8Romain Guy LAYER_LOGD("Requesting layer %.2fx%.2f", right - left, bottom - top); 800fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy LAYER_LOGD("Layer cache size = %d", mCaches.layerCache.getSize()); 801dda570201ac851dd85af3861f7e575721d3345daRomain Guy 802eb99356a0548684a501766e6a524529ab93304c8Romain Guy const bool fboLayer = flags & SkCanvas::kClipToLayer_SaveFlag; 803eb99356a0548684a501766e6a524529ab93304c8Romain Guy 804f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy // Window coordinates of the layer 805d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase Rect clip; 8068aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy Rect bounds(left, top, right, bottom); 807d90144db52c7297879b950cbbc85137ed123ab5bChris Craik calculateLayerBoundsAndClip(bounds, clip, fboLayer); 808674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger updateSnapshotIgnoreForLayer(bounds, clip, fboLayer, getAlphaDirect(paint)); 809dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 810dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy // Bail out if we won't draw in this snapshot 811d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 812b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy return false; 813b025b9c8b4efefadb01937db61a1f8ee7d2452bfRomain Guy } 814dda570201ac851dd85af3861f7e575721d3345daRomain Guy 815a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 8163b20251a355c88193c439f928a84ae69483fb488John Reck Layer* layer = mCaches.layerCache.get(mRenderState, bounds.getWidth(), bounds.getHeight()); 817f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy if (!layer) { 818f18fd99b5c182329cd8936a9611f0103d8ece44aRomain Guy return false; 819bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy } 820bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 821674554fc36932ca50b15bba41ac6f650254d4e72Derek Sollenberger layer->setPaint(paint); 8228aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy layer->layer.set(bounds); 8239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->texCoords.set(0.0f, bounds.getHeight() / float(layer->getHeight()), 8249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bounds.getWidth() / float(layer->getWidth()), 0.0f); 825d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger 826a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase layer->setBlend(true); 8277c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy layer->setDirty(false); 8283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(convexMask); // note: the mask must be cleared before returning to the cache 829dda570201ac851dd85af3861f7e575721d3345daRomain Guy 8308fb954263dd2f918ad339045cc6d82e346515599Romain Guy // Save the layer in the snapshot 831d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->flags |= Snapshot::kFlagIsLayer; 832d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->layer = layer; 8331d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 834a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik ATRACE_FORMAT_BEGIN("%ssaveLayer %ux%u", 835a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik fboLayer ? "" : "unclipped ", 836a8bea8edde2f20cae48e5cc8de782679306b3cc3Chris Craik layer->getWidth(), layer->getHeight()); 8377273daace9303f4662444111c40bb83d3ead4a92Chris Craik startMark("SaveLayer"); 838eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 839e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik return createFboLayer(layer, bounds, clip); 840eb99356a0548684a501766e6a524529ab93304c8Romain Guy } else { 841eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Copy the framebuffer into the layer 8429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 843514fb18827186591d66973c2362c859b64b63556Romain Guy if (!bounds.isEmpty()) { 8449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 845b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Workaround for some GL drivers. When reading pixels lying outside 846b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // of the window we should get undefined values for those pixels. 847b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // Unfortunately some drivers will turn the entire target texture black 848b254c242d98f4a9d98055726446351e52bece2c6Romain Guy // when reading outside of the window. 849b254c242d98f4a9d98055726446351e52bece2c6Romain Guy glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, layer->getWidth(), layer->getHeight(), 850b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); 8519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 852514fb18827186591d66973c2362c859b64b63556Romain Guy } 8537b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 854a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 855a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.left, getViewportHeight() - bounds.bottom, 856a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik bounds.getWidth(), bounds.getHeight()); 857b254c242d98f4a9d98055726446351e52bece2c6Romain Guy 85854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Enqueue the buffer coordinates to clear the corresponding region later 85954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mLayers.push(new Rect(bounds)); 860ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy } 861eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 862f86ef57f8bcd8ba43ce222ec6a8b4f67d3600640Romain Guy 863d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy return true; 864bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 865bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 866e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikbool OpenGLRenderer::createFboLayer(Layer* layer, Rect& bounds, Rect& clip) { 867c3fedafc5f50100219449125a000e3138f6fb987Romain Guy layer->clipRect.set(clip); 8689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setFbo(mCaches.fboCache.get()); 8695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 870d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->region = &mSnapshot->layer->region; 871a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->flags |= Snapshot::kFlagFboTarget | Snapshot::kFlagIsFboLayer; 872d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->fbo = layer->getFbo(); 873d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetTransform(-bounds.left, -bounds.top, 0.0f); 874d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase mSnapshot->resetClip(clip.left, clip.top, clip.right, clip.bottom); 875a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mSnapshot->initializeViewport(bounds.getWidth(), bounds.getHeight()); 876deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = NULL; 8775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8782b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 8797c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(false, false); 8805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Bind texture to FBO 8813b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(layer->getFbo()); 8829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->bindTexture(); 8835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Initialize the texture if needed 8859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->isEmpty()) { 8860908764b2b3cf5075df4178a5f0a8547dcb7b317Romain Guy layer->allocateTexture(); 8879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setEmpty(false); 8885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 8895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 8919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->getTexture(), 0); 8925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 89333f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen // Expand the startTiling region by 1 89433f5a59ac3e304970920dda824958870f85f76efhenry.uh_chen startTilingCurrentClip(true, true); 8955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 8965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Clear the FBO, expand the clear region by 1 to get nice bilinear filtering 897586cae3ac69c0c667fbf8a954edbd399f620a717Romain Guy mCaches.enableScissor(); 8988f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy mCaches.setScissor(clip.left - 1.0f, bounds.getHeight() - clip.bottom - 1.0f, 8995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy clip.getWidth() + 2.0f, clip.getHeight() + 2.0f); 9005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy glClear(GL_COLOR_BUFFER_BIT); 9015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy dirtyClip(); 9035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9045b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Change the ortho projection 9053b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.setViewport(bounds.getWidth(), bounds.getHeight()); 9065b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return true; 9075b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 9085b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9091c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy/** 9101c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy * Read the documentation of createLayer() before doing anything in this method. 9111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy */ 91214e513058ed4168c94e015638d16f5f87fd8063aChris Craikvoid OpenGLRenderer::composeLayer(const Snapshot& removed, const Snapshot& restored) { 91314e513058ed4168c94e015638d16f5f87fd8063aChris Craik if (!removed.layer) { 9143762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Attempting to compose a layer that does not exist"); 9151d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy return; 9161d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9171d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 91814e513058ed4168c94e015638d16f5f87fd8063aChris Craik Layer* layer = removed.layer; 9198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const Rect& rect = layer->layer; 92014e513058ed4168c94e015638d16f5f87fd8063aChris Craik const bool fboLayer = removed.flags & Snapshot::kFlagIsFboLayer; 921eb99356a0548684a501766e6a524529ab93304c8Romain Guy 92239a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 923f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik calculateQuickRejectForScissor(rect.left, rect.top, rect.right, rect.bottom, 924deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, NULL, false); // safely ignore return, should never be rejected 92539a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 92639a908c1df89e1073627b0dcbce922d826b67055Chris Craik 927eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 9282b7028eabac80cec170572bc0e945a1d4224e595Romain Guy endTiling(); 9292b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 930e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy // Detach the texture from the FBO 931e0aa84b7dc087e999e20055dcc04cb6a48d5bd62Romain Guy glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0); 9328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->removeFbo(false); 9348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 935eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Unbind current FBO and restore previous one 9363b20251a355c88193c439f928a84ae69483fb488John Reck mRenderState.bindFramebuffer(restored.fbo); 9377c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy debugOverdraw(true, false); 9382b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 939d6b65f67717025b1162f86f04e2caa5723566cacChris Craik startTilingCurrentClip(); 940eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 941eb99356a0548684a501766e6a524529ab93304c8Romain Guy 9429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!fboLayer && layer->getAlpha() < 255) { 94376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 94476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(layer->getAlpha()); 94576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(SkXfermode::kDstIn_Mode); 94676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 94776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 94876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(rect.left, rect.top, rect.right, rect.bottom, &layerPaint, true); 9495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Required below, composeLayerRect() will divide by 255 9509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy layer->setAlpha(255); 951f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy } 952f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy 95303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 9548b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 955a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 9565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 9575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // When the layer is stored in an FBO, we can save a bit of fillrate by 9585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // drawing only the dirty region 959eb99356a0548684a501766e6a524529ab93304c8Romain Guy if (fboLayer) { 96014e513058ed4168c94e015638d16f5f87fd8063aChris Craik dirtyLayer(rect.left, rect.top, rect.right, rect.bottom, *restored.transform); 9615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy composeLayerRegion(layer, rect); 9629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else if (!rect.isEmpty()) { 9639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy dirtyLayer(rect.left, rect.top, rect.right, rect.bottom); 964a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya 965a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya save(0); 966a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // the layer contains screen buffer content that shouldn't be alpha modulated 967a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya // (and any necessary alpha modulation was handled drawing into the layer) 968a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya mSnapshot->alpha = 1.0f; 9699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy composeLayerRect(layer, rect, true); 970a5ff739d3c9e15d07f1d5c644b4f11205cdac0e8Digish Pandya restore(); 971eb99356a0548684a501766e6a524529ab93304c8Romain Guy } 9721d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 973746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy dirtyClip(); 974746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 975eb99356a0548684a501766e6a524529ab93304c8Romain Guy // Failing to add the layer to the cache should happen only if the layer is too large 9763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setConvexMask(NULL); 9778550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy if (!mCaches.layerCache.put(layer)) { 9781d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy LAYER_LOGD("Deleting layer"); 979603f6de35f21d74ae242d52d501f4f5c25ff4f4cChet Haase Caches::getInstance().resourceCache.decrementRefcount(layer); 9801d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy } 9811d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy} 9821d83e1981c8b89da93dff37a4f8b2b1ad8480b44Romain Guy 983aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::drawTextureLayer(Layer* layer, const Rect& rect) { 9842458939b5f926176a485a3196f59688eed78e858Romain Guy float alpha = getLayerAlpha(layer); 985aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 986aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDraw(); 9879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 9888f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithTexture(); 9898f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 9908f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawWithExternalTexture(); 9918f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 9928f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy setupDrawTextureTransform(); 993aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 99476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 99576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 996aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawProgram(); 997aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy setupDrawPureColorUniforms(); 99876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 9999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (layer->getRenderTarget() == GL_TEXTURE_2D) { 10009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 10018f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } else { 10029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawExternalTexture(layer->getTexture()); 10038f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy } 1004d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate() && 10059757ac0b9d62f6aea5e47cfb375f445c78bb7897Chris Craik !layer->getForceFilter() && 1006ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1007ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getHeight() == (uint32_t) rect.getHeight()) { 1008d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1009d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1011d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 10124063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 10134063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 10149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1015d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 10164063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 10174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik rect.left, rect.top, rect.right, rect.bottom); 10189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTextureTransformUniforms(layer->getTexTransform()); 10203380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mMeshVertices[0].x, &mMeshVertices[0].u); 1021aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1022aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 1023aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1024aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 10255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRect(Layer* layer, const Rect& rect, bool swap) { 102662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (layer->isTextureLayer()) { 102762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeTextureLayerRect"); 102862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 1.0f, 1.0f, 0.0f); 102962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik drawTextureLayer(layer, rect); 103062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 103162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } else { 103262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeHardwareLayerRect"); 1033aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy const Rect& texCoords = layer->texCoords; 1034aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(texCoords.left, texCoords.top, 1035aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy texCoords.right, texCoords.bottom); 10365b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 10379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float x = rect.left; 10389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy float y = rect.top; 1039d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool simpleTransform = currentTransform()->isPureTranslate() && 1040ec19b4a764d512091a780fc93ced567dfbf80914Romain Guy layer->getWidth() == (uint32_t) rect.getWidth() && 1041b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy layer->getHeight() == (uint32_t) rect.getHeight(); 1042b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy 1043b2479153b743df9e54f7e17c7132a5ecd87fa453Romain Guy if (simpleTransform) { 10449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy // When we're swapping, the layer is already in screen coordinates 10459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (!swap) { 1046d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 1047d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 10489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1050d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST, true); 10519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 1052d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR, true); 10539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 10549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 105576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint layerPaint; 105676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setAlpha(getLayerAlpha(layer) * 255); 105776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setXfermodeMode(layer->getMode()); 105876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layerPaint.setColorFilter(layer->getColorFilter()); 105976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 106076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f; 10619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy drawTextureMesh(x, y, x + rect.getWidth(), y + rect.getHeight(), 106276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger layer->getTexture(), &layerPaint, blend, 10633380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 10649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GL_TRIANGLE_STRIP, gMeshCount, swap, swap || simpleTransform); 10655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 1066aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 1067aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 10685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 10695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 107034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik/** 107134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * Issues the command X, and if we're composing a save layer to the fbo or drawing a newly updated 107234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * hardware layer with overdraw debug on, draws again to the stencil only, so that these draw 107334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * operations are correctly counted twice for overdraw. NOTE: assumes composeLayerRegion only used 107434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik * by saveLayer's restore 107534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik */ 107634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL_IF(COND, DRAW_COMMAND) { \ 107734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 107834416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik if (CC_UNLIKELY(mCaches.debugOverdraw && getTargetFbo() == 0 && COND)) { \ 107934416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); \ 108034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_COMMAND; \ 108134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); \ 108234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } \ 108334416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik } 108434416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 108534416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik#define DRAW_DOUBLE_STENCIL(DRAW_COMMAND) DRAW_DOUBLE_STENCIL_IF(true, DRAW_COMMAND) 108634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik 1087d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// This class is purely for inspection. It inherits from SkShader, but Skia does not know how to 1088d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III// use it. The OpenGLRenderer will look at it to find its Layer and whether it is opaque. 1089d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIclass LayerShader : public SkShader { 1090d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIpublic: 1091d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader(Layer* layer, const SkMatrix* localMatrix) 1092d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III : INHERITED(localMatrix) 1093d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III , mLayer(layer) { 1094d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1095d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1096d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual bool asACustomShader(void** data) const { 1097d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (data) { 1098d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III *data = static_cast<void*>(mLayer); 1099d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1100d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return true; 1101d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1102d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1103d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual bool isOpaque() const { 1104d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return !mLayer->isBlend(); 1105d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1106d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1107d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprotected: 1108d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual void shadeSpan(int x, int y, SkPMColor[], int count) { 1109d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be drawn with raster backend."); 1110d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1111d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1112d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual void flatten(SkWriteBuffer&) const { 1113d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be flattened."); 1114d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1115d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1116d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III virtual Factory getFactory() const { 1117d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LOG_ALWAYS_FATAL("LayerShader should never be created from a stream."); 1118d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return NULL; 1119d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1120d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIprivate: 1121d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // Unowned. 1122d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III Layer* mLayer; 1123d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III typedef SkShader INHERITED; 1124d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III}; 1125d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 11265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::composeLayerRegion(Layer* layer, const Rect& rect) { 11273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_UNLIKELY(layer->region.isEmpty())) return; // nothing to draw 11283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11293f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (layer->getConvexMask()) { 11303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kClip_SaveFlag | SkCanvas::kMatrix_SaveFlag); 11313f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11323f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // clip to the area of the layer the mask can be larger 11333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik clipRect(rect.left, rect.top, rect.right, rect.bottom, SkRegion::kIntersect_Op); 11343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11353f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkPaint paint; 11363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setAntiAlias(true); 11373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik paint.setColor(SkColorSetARGB(int(getLayerAlpha(layer) * 255), 0, 0, 0)); 11383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // create LayerShader to map SaveLayer content into subsequent draw 11403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik SkMatrix shaderMatrix; 11413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.setTranslate(rect.left, rect.bottom); 11423f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik shaderMatrix.preScale(1, -1); 1143d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III LayerShader layerShader(layer, &shaderMatrix); 1144d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(&layerShader); 11453f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11463f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Since the drawing primitive is defined in local drawing space, 11473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // we don't need to modify the draw matrix 11483f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPath* maskPath = layer->getConvexMask(); 11493f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(drawConvexPath(*maskPath, &paint)); 11503f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 1151d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III paint.setShader(NULL); 11523f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik restore(); 11533f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11543f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik return; 11553f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11563f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 11575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy if (layer->region.isRect()) { 11589fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy layer->setRegionAsRect(); 11599fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 116034416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(composeLayerRect(layer, layer->regionRect)); 11619fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 11625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy layer->region.clear(); 11635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy return; 11645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 11655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 116662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("composeLayerRegion"); 11673f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // standard Region based draw 11683f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik size_t count; 11693f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* rects; 11703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik Region safeRegion; 11713f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (CC_LIKELY(hasRectToRectTransform())) { 11723f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = layer->region.getArray(&count); 11733f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 11743f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik safeRegion = Region::createTJunctionFreeRegion(layer->region); 11753f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rects = safeRegion.getArray(&count); 11763f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 11775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11783f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float alpha = getLayerAlpha(layer); 11793f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texX = 1.0f / float(layer->getWidth()); 11803f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float texY = 1.0f / float(layer->getHeight()); 11813f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float height = rect.getHeight(); 11825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11833f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDraw(); 11848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 11853f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // We must get (and therefore bind) the region mesh buffer 11863f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // after we setup drawing in case we need to mess with the 11873f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // stencil buffer in setupDraw() 11883f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex* mesh = mCaches.getRegionMesh(); 11893f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik uint32_t numQuads = 0; 11905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 11913f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawWithTexture(); 11923f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColor(alpha, alpha, alpha, alpha); 11933f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilter(layer->getColorFilter()); 11943f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawBlending(layer); 11953f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawProgram(); 11963f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawDirtyRegionsDisabled(); 11973f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawPureColorUniforms(); 11983f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawColorFilterUniforms(layer->getColorFilter()); 11993f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawTexture(layer->getTexture()); 12003f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (currentTransform()->isPureTranslate()) { 12013f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float x = (int) floorf(rect.left + currentTransform()->getTranslateX() + 0.5f); 12023f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float y = (int) floorf(rect.top + currentTransform()->getTranslateY() + 0.5f); 12039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 12043f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_NEAREST); 12053f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 12063f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik x, y, x + rect.getWidth(), y + rect.getHeight(), true); 12073f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } else { 12083f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->setFilter(GL_LINEAR); 12093f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawModelView(kModelViewMode_Translate, false, 12103f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik rect.left, rect.top, rect.right, rect.bottom); 12113f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 12123f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 12135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12143f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik for (size_t i = 0; i < count; i++) { 12153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const android::Rect* r = &rects[i]; 12163f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12173f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u1 = r->left * texX; 12183f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v1 = (height - r->top) * texY; 12193f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float u2 = r->right * texX; 12203f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const float v2 = (height - r->bottom) * texY; 12215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12223f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // TODO: Reject quads outside of the clip 12233f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->top, u1, v1); 12243f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->top, u2, v1); 12253f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->left, r->bottom, u1, v2); 12263f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik TextureVertex::set(mesh++, r->right, r->bottom, u2, v2); 12273f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12283f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads++; 12293f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12303f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads >= gMaxNumberOfQuads) { 123134416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 123234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik GL_UNSIGNED_SHORT, NULL)); 12333f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik numQuads = 0; 12343f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik mesh = mCaches.getRegionMesh(); 12355b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 12363f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 12373f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 12383f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik if (numQuads > 0) { 12393f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik DRAW_DOUBLE_STENCIL(glDrawElements(GL_TRIANGLES, numQuads * 6, 12403f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik GL_UNSIGNED_SHORT, NULL)); 12413f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 12425b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 12443f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik drawRegionRectsDebug(layer->region); 12455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif 12465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12473f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik layer->region.clear(); 12485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 12495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 12503a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 1251e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craikvoid OpenGLRenderer::drawRegionRectsDebug(const Region& region) { 12523a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy size_t count; 12533a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy const android::Rect* rects = region.getArray(&count); 12543a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12553a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy uint32_t colors[] = { 12563a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7fff0000, 0x7f00ff00, 12573a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 0x7f0000ff, 0x7fff00ff, 12583a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy }; 12593a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12603a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int offset = 0; 12613a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy int32_t top = rects[0].top; 12623a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 12633a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy for (size_t i = 0; i < count; i++) { 12643a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy if (top != rects[i].top) { 12653a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy offset ^= 0x2; 12663a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy top = rects[i].top; 12673a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12683a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 126976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 127076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(colors[offset + (i & 0x1)]); 12713a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy Rect r(rects[i].left, rects[i].top, rects[i].right, rects[i].bottom); 127276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(r.left, r.top, r.right, r.bottom, paint); 12733a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy } 12743a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy} 1275e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 12763a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 127776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty) { 12788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy Vector<float> rects; 12798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy SkRegion::Iterator it(region); 12818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy while (!it.done()) { 12828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy const SkIRect& r = it.rect(); 12838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fLeft); 12848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fTop); 12858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fRight); 12868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy rects.push(r.fBottom); 12878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy it.next(); 12888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 12898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 129076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRects(rects.array(), rects.size(), &paint, true, dirty, false); 12918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 12928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 12935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 12945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom, const mat4 transform) { 1295f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 12965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 12975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy transform.mapRect(bounds); 1298f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 12995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guyvoid OpenGLRenderer::dirtyLayer(const float left, const float top, 13035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const float right, const float bottom) { 1304f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (hasLayer()) { 13055b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy Rect bounds(left, top, right, bottom); 1306f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 13071bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy } 13081bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy} 13091bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 13101bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guyvoid OpenGLRenderer::dirtyLayerUnchecked(Rect& bounds, Region* region) { 1311d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (bounds.intersect(*currentClipRect())) { 13121bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy bounds.snapToPixelBoundaries(); 13131bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy android::Rect dirty(bounds.left, bounds.top, bounds.right, bounds.bottom); 13141bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy if (!dirty.isEmpty()) { 13151bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy region->orSelf(dirty); 13165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 13185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy} 13195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 13204063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount) { 1321448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = quadsCount * 6; 1322448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 1323448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 1324448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 13253380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawIndexedVertices(&mesh[0].x); 1326448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL); 1327448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 1328448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 1329448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 1330448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 1331448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 1332448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 1333448455fe783b0a711340322dca272b8cc0ebe473Romain Guy} 1334448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 133554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guyvoid OpenGLRenderer::clearLayerRegions() { 133654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy const size_t count = mLayers.size(); 133754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy if (count == 0) return; 133854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1339d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->isIgnored()) { 134062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("clearLayerRegions"); 134154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // Doing several glScissor/glClear here can negatively impact 134254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // GPUs with a tiler architecture, instead we draw quads with 134354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // the Clear blending mode 134454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 134554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // The list contains bounds that have already been clipped 134654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // against their initial clip rect, and the current clip 134754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy // is likely different so we need to disable clipping here 13488a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool scissorChanged = mCaches.disableScissor(); 134954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1350448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count * 4]; 135154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex* vertex = mesh; 135254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 135454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Rect* bounds = mLayers.itemAt(i); 135554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 135654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->top); 135754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->top); 135854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->left, bounds->bottom); 135954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vertex::set(vertex++, bounds->right, bounds->bottom); 136054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 136154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete bounds; 136254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1363e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // We must clear the list of dirty rects before we 1364e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // call setupDraw() to prevent stencil setup to do 1365e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy // the same thing again 1366e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 136754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 136876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint clearPaint; 136976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger clearPaint.setXfermodeMode(SkXfermode::kClear_Mode); 137076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 137154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDraw(false); 137254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawColor(0.0f, 0.0f, 0.0f, 1.0f); 137376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(&clearPaint, true); 137454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawProgram(); 137554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy setupDrawPureColorUniforms(); 13764063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 13774063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, true); 137854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 13794063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count); 13808a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy 13818a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy if (scissorChanged) mCaches.enableScissor(); 138254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } else { 138354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy for (uint32_t i = 0; i < count; i++) { 138454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy delete mLayers.itemAt(i); 138554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 1386e67307c816f3fdae2bfba8e9a4410dc015645e91Romain Guy mLayers.clear(); 138754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy } 138854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy} 138954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1390bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy/////////////////////////////////////////////////////////////////////////////// 1391c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik// State Deferral 1392c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1393c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1394ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikbool OpenGLRenderer::storeDisplayState(DeferredDisplayState& state, int stateDeferFlags) { 1395d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* currentClip = currentClipRect(); 1396d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4* currentMatrix = currentTransform(); 1397c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1398ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (stateDeferFlags & kStateDeferFlag_Draw) { 1399ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // state has bounds initialized in local coordinates 1400ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (!state.mBounds.isEmpty()) { 1401d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentMatrix->mapRect(state.mBounds); 140228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik Rect clippedBounds(state.mBounds); 14035e49b307eb99269db2db257760508b8efd7bb97dChris Craik // NOTE: if we ever want to use this clipping info to drive whether the scissor 14045e49b307eb99269db2db257760508b8efd7bb97dChris Craik // is used, it should more closely duplicate the quickReject logic (in how it uses 14055e49b307eb99269db2db257760508b8efd7bb97dChris Craik // snapToPixelBoundaries) 14065e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1407d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if(!clippedBounds.intersect(*currentClip)) { 1408ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // quick rejected 1409ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return true; 1410ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 141128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1412a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik state.mClipSideFlags = kClipSide_None; 1413d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentClip->contains(state.mBounds)) { 141428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int& flags = state.mClipSideFlags; 141528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // op partially clipped, so record which sides are clipped for clip-aware merging 1416d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->left > state.mBounds.left) flags |= kClipSide_Left; 1417d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->top > state.mBounds.top) flags |= kClipSide_Top; 1418d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->right < state.mBounds.right) flags |= kClipSide_Right; 1419d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentClip->bottom < state.mBounds.bottom) flags |= kClipSide_Bottom; 142028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 142128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mBounds.set(clippedBounds); 1422ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } else { 1423d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // Empty bounds implies size unknown. Label op as conservatively clipped to disable 1424d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik // overdraw avoidance (since we don't know what it overlaps) 1425d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik state.mClipSideFlags = kClipSide_ConservativeFull; 1426d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mBounds.set(*currentClip); 1427c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1428ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1429ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1430527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik state.mClipValid = (stateDeferFlags & kStateDeferFlag_Clip); 1431527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid) { 1432d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mClip.set(*currentClip); 1433c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1434c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 14357273daace9303f4662444111c40bb83d3ead4a92Chris Craik // Transform, drawModifiers, and alpha always deferred, since they are used by state operations 14367273daace9303f4662444111c40bb83d3ead4a92Chris Craik // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything) 1437d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mMatrix.load(*currentMatrix); 14387273daace9303f4662444111c40bb83d3ead4a92Chris Craik state.mDrawModifiers = mDrawModifiers; 1439d6b65f67717025b1162f86f04e2caa5723566cacChris Craik state.mAlpha = currentSnapshot()->alpha; 1440deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1441deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // always store/restore, since it's just a pointer 1442deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik state.mRoundRectClipState = currentSnapshot()->roundRectClipState; 1443c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return false; 1444c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1445c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 1446527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikvoid OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) { 144714e513058ed4168c94e015638d16f5f87fd8063aChris Craik setMatrix(state.mMatrix); 14487273daace9303f4662444111c40bb83d3ead4a92Chris Craik mSnapshot->alpha = state.mAlpha; 144914e513058ed4168c94e015638d16f5f87fd8063aChris Craik mDrawModifiers = state.mDrawModifiers; 1450deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSnapshot->roundRectClipState = state.mRoundRectClipState; 1451ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 1452527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (state.mClipValid && !skipClipRestore) { 145328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(state.mClip.left, state.mClip.top, 145428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik state.mClip.right, state.mClip.bottom); 1455ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik dirtyClip(); 1456ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 1457c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik} 1458c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 145928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik/** 146028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * Merged multidraw (such as in drawText and drawBitmaps rely on the fact that no clipping is done 146128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * in the draw path. Instead, clipping is done ahead of time - either as a single clip rect (when at 146228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * least one op is clipped), or disabled entirely (because no merged op is clipped) 146328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * 146428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik * This method should be called when restoreDisplayState() won't be restoring the clip 146528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik */ 146628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikvoid OpenGLRenderer::setupMergedMultiDraw(const Rect* clipRect) { 146728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik if (clipRect != NULL) { 146828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mSnapshot->setClip(clipRect->left, clipRect->top, clipRect->right, clipRect->bottom); 146928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } else { 147014e513058ed4168c94e015638d16f5f87fd8063aChris Craik mSnapshot->setClip(0, 0, getWidth(), getHeight()); 147128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 1472527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik dirtyClip(); 147328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik mCaches.setScissorEnabled(clipRect != NULL || mScissorOptimizationDisabled); 1474527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 1475527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 1476c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik/////////////////////////////////////////////////////////////////////////////// 1477f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Clipping 1478f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1479f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1480bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guyvoid OpenGLRenderer::setScissorFromClip() { 1481d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 1482e5ebcb0107a939395e03592fd44c746cd09e311dRomain Guy clip.snapToPixelBoundaries(); 14838f85e80b64b89fd38cc23b129f61ec36ddde7f15Romain Guy 1484a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (mCaches.setScissor(clip.left, getViewportHeight() - clip.bottom, 14858a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy clip.getWidth(), clip.getHeight())) { 14868a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy mDirtyClip = false; 14878a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy } 14889d5316e3f56d138504565ff311145ac01621dff4Romain Guy} 14899d5316e3f56d138504565ff311145ac01621dff4Romain Guy 14908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::ensureStencilBuffer() { 14918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Thanks to the mismatch between EGL and OpenGL ES FBO we 14928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // cannot attach a stencil buffer to fbo0 dynamically. Let's 14938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // just hope we have one when hasLayer() returns false. 14948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (hasLayer()) { 1495d6b65f67717025b1162f86f04e2caa5723566cacChris Craik attachStencilBufferToLayer(currentSnapshot()->layer); 14968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 14978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 14988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 14998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::attachStencilBufferToLayer(Layer* layer) { 15008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The layer's FBO is already bound when we reach this stage 15018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!layer->getStencilRenderBuffer()) { 1502c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // GL_QCOM_tiled_rendering doesn't like it if a renderbuffer 1503c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // is attached after we initiated tiling. We must turn it off, 1504c3fedafc5f50100219449125a000e3138f6fb987Romain Guy // attach the new render buffer then turn tiling back on 1505c3fedafc5f50100219449125a000e3138f6fb987Romain Guy endTiling(); 1506c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 15078d4aeb7111afac0c3c7e56d4ad5d92f9cfce2ffdRomain Guy RenderBuffer* buffer = mCaches.renderBufferCache.get( 15083bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Stencil::getSmallestStencilFormat(), layer->getWidth(), layer->getHeight()); 15098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy layer->setStencilRenderBuffer(buffer); 1510c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 1511f735c8e5cb59d6e1d1aa152fed7a6480a08d1c2aRomain Guy startTiling(layer->clipRect, layer->layer.getHeight()); 15128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::setStencilFromClip() { 15168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (!mCaches.debugOverdraw) { 1517d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 151862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - enabling"); 151962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 15208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: The order here is important, we must set dirtyClip to false 15218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // before any draw call to avoid calling back into this method 15228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mDirtyClip = false; 15238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy ensureStencilBuffer(); 15258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableWrite(); 15278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1528deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // Clear and update the stencil, but first make sure we restrict drawing 15298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // to the region's bounds 15308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool resetScissor = mCaches.enableScissor(); 15318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (resetScissor) { 15328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The scissor was not set so we now need to update it 15338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy setScissorFromClip(); 15348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15358ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.clear(); 1536deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1537deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // stash and disable the outline clip state, since stencil doesn't account for outline 1538deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool storedSkipOutlineClip = mSkipOutlineClip; 1539deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 15408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 154176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 154298d608dba6a0b3c15fb08f1fa2c8b9d170124c7cChris Craik paint.setColor(SK_ColorBLACK); 154376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrc_Mode); 154476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 15458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // NOTE: We could use the region contour path to generate a smaller mesh 15468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Since we are using the stencil we could use the red book path 15478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // drawing technique. It might increase bandwidth usage though. 15488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // The last parameter is important: we are not drawing in the color buffer 15508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // so we don't want to dirty the current layer, if any 155176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint, false); 1552deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (resetScissor) mCaches.disableScissor(); 1553deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = storedSkipOutlineClip; 15548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 15558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.enableTest(); 15563ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 15573ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Draw the region used to generate the stencil if the appropriate debug 15583ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // mode is enabled 15593ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy if (mCaches.debugStencilClip == Caches::kStencilShowRegion) { 156076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f0000ff); 156176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(SkXfermode::kSrcOver_Mode); 156276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion), paint); 15633ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy } 15648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } else { 156562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("setStencilFromClip - disabling"); 15668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy mCaches.stencil.disable(); 15678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 15698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 15708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 1571f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik/** 1572f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * Returns false and sets scissor enable based upon bounds if drawing won't be clipped out. 1573f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * 1574f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * @param paint if not null, the bounds will be expanded to account for stroke depending on paint 1575f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik * style, and tessellated AA ramp 1576f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik */ 1577f0a590781b2c3e34132b2011d3956135add73ae0Chris Craikbool OpenGLRenderer::quickRejectSetupScissor(float left, float top, float right, float bottom, 1578d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 1579f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool snapOut = paint && paint->isAntiAlias(); 15805e49b307eb99269db2db257760508b8efd7bb97dChris Craik 1581f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (paint && paint->getStyle() != SkPaint::kFill_Style) { 1582cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik float outset = paint->getStrokeWidth() * 0.5f; 1583f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik left -= outset; 1584f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik top -= outset; 1585f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik right += outset; 1586f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bottom += outset; 1587cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 1588cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 1589deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool clipRequired = false; 1590deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool roundRectClipRequired = false; 1591deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (calculateQuickRejectForScissor(left, top, right, bottom, 1592deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik &clipRequired, &roundRectClipRequired, snapOut)) { 1593dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy return true; 1594dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy } 1595dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 1596f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik // not quick rejected, so enable the scissor if clipRequired 1597f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 1598f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik mSkipOutlineClip = !roundRectClipRequired; 159939a908c1df89e1073627b0dcbce922d826b67055Chris Craik return false; 1600c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 1601c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 16028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guyvoid OpenGLRenderer::debugClip() { 1603735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy#if DEBUG_CLIP_REGIONS 1604f23b25abfb76e75f63103abc882bc91b8327a957Chris Craik if (!currentSnapshot()->clipRegion->isEmpty()) { 160576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 160676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 160776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawRegionRects(*(currentSnapshot()->clipRegion, paint); 160876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 16098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy } 16108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy#endif 16118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy} 1612735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 1613f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 161470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy// Drawing commands 161570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 161670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 161762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craikvoid OpenGLRenderer::setupDraw(bool clearLayer) { 1618f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik // TODO: It would be best if we could do this before quickRejectSetupScissor() 16198a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy // changes the scissor test state 162062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (clearLayer) clearLayerRegions(); 16218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // Make sure setScissor & setStencil happen at the beginning of 16228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy // this method 1623b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mDirtyClip) { 1624b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik if (mCaches.scissorEnabled) { 1625b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik setScissorFromClip(); 1626b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik } 162762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 162862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik if (clearLayer) { 162962d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik setStencilFromClip(); 163062d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } else { 163162d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik // While clearing layer, force disable stencil buffer, since 163262d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik // it's invalid to stencil-clip *during* the layer clear 163362d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik mCaches.stencil.disable(); 163462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik } 163570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 16363ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 163770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.reset(); 16383ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 163970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mSetShaderColor = false; 164070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = false; 164170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = mColorR = mColorG = mColorB = 0.0f; 164270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTextureUnit = 0; 164370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = true; 16443ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy 16453ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // Enable debug highlight when what we're about to draw is tested against 16463ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy // the stencil buffer and if stencil highlight debugging is on 16473ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mDescription.hasDebugHighlight = !mCaches.debugOverdraw && 16483ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.debugStencilClip == Caches::kStencilShowHighlight && 16493ff0bfdd144bba3b023eda8c49b25fb0d0de8653Romain Guy mCaches.stencil.isTestEnabled(); 165078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 165178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mDescription.emulateStencil = mCountOverdraw; 165270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 165470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawWithTexture(bool isAlpha8) { 165570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasTexture = true; 165670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 165770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 165870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1659ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guyvoid OpenGLRenderer::setupDrawWithTextureAndColor(bool isAlpha8) { 1660ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasTexture = true; 1661ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasColors = true; 1662ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mDescription.hasAlpha8Texture = isAlpha8; 1663ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1664ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1665aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawWithExternalTexture() { 1666aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mDescription.hasExternalTexture = true; 1667aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1668aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 166915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guyvoid OpenGLRenderer::setupDrawNoTexture() { 1670ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.disableTexCoordsVertexArray(); 167115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 167215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 167391a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craikvoid OpenGLRenderer::setupDrawVertexAlpha(bool useShadowAlphaInterp) { 167491a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.hasVertexAlpha = true; 167591a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik mDescription.useShadowAlphaInterp = useShadowAlphaInterp; 16765b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 16775b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 16788d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guyvoid OpenGLRenderer::setupDrawColor(int color, int alpha) { 16798d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy mColorA = alpha / 255.0f; 1680886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1681886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1682886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 168370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1684e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(mColorA); 168570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 168670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 168786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawAlpha8Color(int color, int alpha) { 168886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorA = alpha / 255.0f; 1689886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorR = mColorA * ((color >> 16) & 0xFF) / 255.0f; 1690886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorG = mColorA * ((color >> 8) & 0xFF) / 255.0f; 1691886b275e529e44a59c54b933453d9bc902973178Romain Guy mColorB = mColorA * ((color ) & 0xFF) / 255.0f; 169286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mColorSet = true; 1693e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setAlpha8ColorModulate(mColorR, mColorG, mColorB, mColorA); 169486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy} 169586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy 16964121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGamma(const SkPaint* paint) { 16974121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->describe(mDescription, paint); 16984121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 16994121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 170070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawColor(float r, float g, float b, float a) { 170170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorA = a; 170270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorR = r; 170370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorG = g; 170470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorB = b; 170570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mColorSet = true; 1706e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik mSetShaderColor = mDescription.setColorModulate(a); 170770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 170870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1709d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShader(const SkShader* shader) { 1710d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (shader != NULL) { 1711d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::describe(&mCaches, mDescription, mExtensions, *shader); 171270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 171370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 171470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 171576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilter(const SkColorFilter* filter) { 171676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter == NULL) { 171776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 171876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 171976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 172076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 172176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(NULL, &mode)) { 172276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorBlend; 172376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorMode = mode; 172476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } else if (filter->asColorMatrix(NULL)) { 172576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger mDescription.colorOp = ProgramDescription::kColorMatrix; 172670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 172770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 172870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1729f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guyvoid OpenGLRenderer::accountForClear(SkXfermode::Mode mode) { 1730f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy if (mColorSet && mode == SkXfermode::kClear_Mode) { 1731f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorA = 1.0f; 1732f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy mColorR = mColorG = mColorB = 0.0f; 173354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy mSetShaderColor = mDescription.modulate = true; 1734f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy } 1735f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy} 1736f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy 1737d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIstatic bool isBlendedColorFilter(const SkColorFilter* filter) { 1738d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (filter == NULL) { 1739d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return false; 1740d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1741d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return (filter->getFlags() & SkColorFilter::kAlphaUnchanged_Flag) == 0; 1742d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III} 1743d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 174476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const Layer* layer, bool swapSrcDst) { 174576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = layer->getMode(); 1746f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1747f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1748f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1749d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // TODO: check shader blending, once we have shader drawing support for layers. 175076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool blend = layer->isBlend() || getLayerAlpha(layer) < 1.0f || 1751d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III (mColorSet && mColorA < 1.0f) || isBlendedColorFilter(layer->getColorFilter()); 1752c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 175370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 175470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 175576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawBlending(const SkPaint* paint, bool blend, bool swapSrcDst) { 175676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode = getXfermodeDirect(paint); 1757f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // When the blending mode is kClear_Mode, we need to use a modulate color 1758f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy // argb=1,0,0,0 1759f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy accountForClear(mode); 1760c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik blend |= (mColorSet && mColorA < 1.0f) || 1761d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III (getShader(paint) && !getShader(paint)->isOpaque()) || 1762d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III isBlendedColorFilter(getColorFilter(paint)); 1763c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik chooseBlending(blend, mode, mDescription, swapSrcDst); 176470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 176570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 176670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawProgram() { 176770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy useProgram(mCaches.programCache.get(mDescription)); 1768deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mDescription.hasRoundRectClip) { 1769deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik // TODO: avoid doing this repeatedly, stashing state pointer in program 1770deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik const RoundRectClipState* state = mSnapshot->roundRectClipState; 1771af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik const Rect& innerRect = state->innerRect; 1772deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniform4f(mCaches.currentProgram->getUniform("roundRectInnerRectLTRB"), 1773af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.left, innerRect.top, 1774af4d04cab6d48ae0d6a5e79bd30f679af87abaadChris Craik innerRect.right, innerRect.bottom); 1775deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik glUniformMatrix4fv(mCaches.currentProgram->getUniform("roundRectInvTransform"), 1776deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 1, GL_FALSE, &state->matrix.data[0]); 17774340c260c002f0cf7bc41571673e57913b5df19fChris Craik 17784340c260c002f0cf7bc41571673e57913b5df19fChris Craik // add half pixel to round out integer rect space to cover pixel centers 17794340c260c002f0cf7bc41571673e57913b5df19fChris Craik float roundedOutRadius = state->radius + 0.5f; 17804340c260c002f0cf7bc41571673e57913b5df19fChris Craik glUniform1f(mCaches.currentProgram->getUniform("roundRectRadius"), 17814340c260c002f0cf7bc41571673e57913b5df19fChris Craik roundedOutRadius); 1782deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 178370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 178570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawDirtyRegionsDisabled() { 178670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mTrackDirtyRegions = false; 178770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 178870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 17894063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikvoid OpenGLRenderer::setupDrawModelView(ModelViewMode mode, bool offset, 17904063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform) { 1791e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.loadTranslate(left, top, 0.0f); 17924063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik if (mode == kModelViewMode_TranslateAndScale) { 1793e10e827ed68b0a9487cf8dd1fc545f9a09517ae9Chris Craik mModelViewMatrix.scale(right - left, bottom - top, 1.0f); 179470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 17954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 179686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy bool dirty = right - left > 0.0f && bottom - top > 0.0f; 1797a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik const Matrix4& transformMatrix = ignoreTransform ? Matrix4::identity() : *currentTransform(); 1798a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik mCaches.currentProgram->set(mSnapshot->getOrthoMatrix(), mModelViewMatrix, transformMatrix, offset); 1799a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (dirty && mTrackDirtyRegions) { 1800a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik if (!ignoreTransform) { 1801a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 1802a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } else { 1803a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik dirtyLayer(left, top, right, bottom); 1804a64a2bef1048db5a742843f1e3bea9e80d0defc5Chris Craik } 180586568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy } 180670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 180770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1808d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawColorUniforms(bool hasShader) { 1809d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if ((mColorSet && !hasShader) || (hasShader && mSetShaderColor)) { 181070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 181170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 181270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 181370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 181486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guyvoid OpenGLRenderer::setupDrawPureColorUniforms() { 18155536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy if (mSetShaderColor) { 181686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy mCaches.currentProgram->setColor(mColorR, mColorG, mColorB, mColorA); 18175536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy } 18185536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy} 18195536841e5452172e7772d84ad5f4a2fc7059c9ddRomain Guy 1820d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIvoid OpenGLRenderer::setupDrawShaderUniforms(const SkShader* shader, bool ignoreTransform) { 1821d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (shader == NULL) { 1822d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III return; 1823d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III } 1824d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1825d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (ignoreTransform) { 1826d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // if ignoreTransform=true was passed to setupDrawModelView, undo currentTransform() 1827d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // because it was built into modelView / the geometry, and the description needs to 1828d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III // compensate. 1829d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mat4 modelViewWithoutTransform; 1830d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.loadInverse(*currentTransform()); 1831d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III modelViewWithoutTransform.multiply(mModelViewMatrix); 1832d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III mModelViewMatrix.load(modelViewWithoutTransform); 183370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1834d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 1835d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III SkiaShader::setupProgram(&mCaches, mModelViewMatrix, &mTextureUnit, mExtensions, *shader); 183670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 183770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 183876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergervoid OpenGLRenderer::setupDrawColorFilterUniforms(const SkColorFilter* filter) { 183976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (NULL == filter) { 184076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 184176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 184276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 184376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkColor color; 184476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 184576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMode(&color, &mode)) { 184676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const int alpha = SkColorGetA(color); 184776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat a = alpha / 255.0f; 184876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat r = a * SkColorGetR(color) / 255.0f; 184976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat g = a * SkColorGetG(color) / 255.0f; 185076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const GLfloat b = a * SkColorGetB(color) / 255.0f; 185176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4f(mCaches.currentProgram->getUniform("colorBlend"), r, g, b, a); 185276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 185376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 185476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 185576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkScalar srcColorMatrix[20]; 185676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (filter->asColorMatrix(srcColorMatrix)) { 185776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 185876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorMatrix[16]; 185976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(colorMatrix, srcColorMatrix, 4 * sizeof(float)); 186076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[4], &srcColorMatrix[5], 4 * sizeof(float)); 186176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[8], &srcColorMatrix[10], 4 * sizeof(float)); 186276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger memcpy(&colorMatrix[12], &srcColorMatrix[15], 4 * sizeof(float)); 186376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 186476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // Skia uses the range [0..255] for the addition vector, but we need 186576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // the [0..1] range to apply the vector in GLSL 186676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger float colorVector[4]; 186776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[0] = srcColorMatrix[4] / 255.0f; 186876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[1] = srcColorMatrix[9] / 255.0f; 186976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[2] = srcColorMatrix[14] / 255.0f; 187076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger colorVector[3] = srcColorMatrix[19] / 255.0f; 187176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 187276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniformMatrix4fv(mCaches.currentProgram->getUniform("colorMatrix"), 1, 187376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GL_FALSE, colorMatrix); 187476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger glUniform4fv(mCaches.currentProgram->getUniform("colorMatrixVector"), 1, colorVector); 187576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return; 187670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 187776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 187876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // it is an error if we ever get here 187970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 188070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 18814121063313ac0d6f69f6253cac821d0c1c122086Romain Guyvoid OpenGLRenderer::setupDrawTextGammaUniforms() { 18824121063313ac0d6f69f6253cac821d0c1c122086Romain Guy mCaches.fontRenderer->setupProgram(mDescription, mCaches.currentProgram); 18834121063313ac0d6f69f6253cac821d0c1c122086Romain Guy} 18844121063313ac0d6f69f6253cac821d0c1c122086Romain Guy 188570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawSimpleMesh() { 1886f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.bindMeshBuffer(); 1887cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, 0); 188815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 188970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 189170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guyvoid OpenGLRenderer::setupDrawTexture(GLuint texture) { 1892257ae3502cfad43df681b1783528d645bdabc63fRomain Guy if (texture) bindTexture(texture); 18932d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 189415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 189570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 189670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1897aa6c24c21c727a196451332448d4e3b11a80be69Romain Guyvoid OpenGLRenderer::setupDrawExternalTexture(GLuint texture) { 1898aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy bindExternalTexture(texture); 18992d4fd364843d3efc6e6ee59ccc5beb513a86d789Romain Guy mTextureUnit++; 190015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.enableTexCoordsVertexArray(); 1901aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1902aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 19038f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransform() { 19048f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy mDescription.hasTextureTransform = true; 19058f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy} 19068f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 19078f0095cd33558e9cc8a440047908e53b68906f5fRomain Guyvoid OpenGLRenderer::setupDrawTextureTransformUniforms(mat4& transform) { 1908aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glUniformMatrix4fv(mCaches.currentProgram->getUniform("mainTextureTransform"), 1, 1909aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy GL_FALSE, &transform.data[0]); 1910aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy} 1911aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 1912564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1913564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 1914f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = false; 19153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 1916f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 191770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } else { 1918f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy force = mCaches.unbindMeshBuffer(); 191970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy } 1920d71dd367af604571c7d00ca473184a1b9240eca2Romain Guy 1921cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 192215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1923cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 192415bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy } 192515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 192615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy mCaches.unbindIndicesBuffer(); 192715bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy} 192815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy 1929564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMesh(const GLvoid* vertices, 1930564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, const GLvoid* colors) { 1931ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool force = mCaches.unbindMeshBuffer(); 1932ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy GLsizei stride = sizeof(ColorTextureVertex); 1933ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1934ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindPositionVertexPointer(force, vertices, stride); 1935ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (mCaches.currentProgram->texCoords >= 0) { 1936ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.bindTexCoordsVertexPointer(force, texCoords, stride); 1937ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1938ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 1939ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 1940ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glEnableVertexAttribArray(slot); 1941ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glVertexAttribPointer(slot, 4, GL_FLOAT, GL_FALSE, stride, colors); 1942ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 1943ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1944ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy mCaches.unbindIndicesBuffer(); 1945ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy} 1946ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 1947564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craikvoid OpenGLRenderer::setupDrawMeshIndices(const GLvoid* vertices, 1948564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik const GLvoid* texCoords, GLuint vbo) { 19493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool force = false; 19503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // If vbo is != 0 we want to treat the vertices parameter as an offset inside 19513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // a VBO. However, if vertices is set to NULL and vbo == 0 then we want to 19523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // use the default VBO found in Caches 19533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!vertices || vbo) { 19543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.bindMeshBuffer(vbo == 0 ? mCaches.meshBuffer : vbo); 19553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } else { 19563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy force = mCaches.unbindMeshBuffer(); 19573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 195863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 19593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1960cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices); 196115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy if (mCaches.currentProgram->texCoords >= 0) { 1962cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindTexCoordsVertexPointer(force, texCoords); 19638d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy } 196470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy} 196570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 1966448455fe783b0a711340322dca272b8cc0ebe473Romain Guyvoid OpenGLRenderer::setupDrawIndexedVertices(GLvoid* vertices) { 1967f3a910b423db7ad79cf61518bdd9278c048ad0d8Romain Guy bool force = mCaches.unbindMeshBuffer(); 196863d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindQuadIndicesBuffer(); 1969cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(force, vertices, gVertexStride); 19705b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 19715b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 197270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy/////////////////////////////////////////////////////////////////////////////// 1973f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Drawing 1974f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1975f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1976a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craikstatus_t OpenGLRenderer::drawRenderNode(RenderNode* renderNode, Rect& dirty, int32_t replayFlags) { 197758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status_t status; 19780fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // All the usual checks and setup operations (quickReject, setupDraw, etc.) 19790fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy // will be performed by the display list itself 1980a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik if (renderNode && renderNode->isRenderable()) { 1981f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // compute 3d ordering 1982a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->computeOrdering(); 1983d90144db52c7297879b950cbbc85137ed123ab5bChris Craik if (CC_UNLIKELY(mCaches.drawDeferDisabled)) { 198458d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 1985ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ReplayStateStruct replayStruct(*this, dirty, replayFlags); 1986a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->replay(replayStruct, 0); 198758d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase return status | replayStruct.mDrawGlStatus; 1988c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 1989c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 199028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik bool avoidOverdraw = !mCaches.debugOverdraw && !mCountOverdraw; // shh, don't tell devs! 1991d6b65f67717025b1162f86f04e2caa5723566cacChris Craik DeferredDisplayList deferredList(*currentClipRect(), avoidOverdraw); 1992ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik DeferStateStruct deferStruct(deferredList, *this, replayFlags); 1993a7090e0cfd7c719a6d4c03aae34f5db98754cbddChris Craik renderNode->defer(deferStruct, 0); 199496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 199596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy flushLayers(); 199658d110afa0e0f3843d72617046185a3c2d48dca9Chet Haase status = startFrame(); 199796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 1998f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik return deferredList.flush(*this, dirty) | status; 19990fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy } 20007b5b6abf852c039983eded25ebe43a70fef5a4abRomain Guy 20013a1bffa835f279628e50385af3c85789bc737f64henry.uh_chen // Even if there is no drawing command(Ex: invisible), 20023a1bffa835f279628e50385af3c85789bc737f64henry.uh_chen // it still needs startFrame to clear buffer and start tiling. 20033a1bffa835f279628e50385af3c85789bc737f64henry.uh_chen return startFrame(); 20040fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy} 20050fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guy 2006d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawAlphaBitmap(Texture* texture, float left, float top, const SkPaint* paint) { 2007886b275e529e44a59c54b933453d9bc902973178Romain Guy int color = paint != NULL ? paint->getColor() : 0; 2008886b275e529e44a59c54b933453d9bc902973178Romain Guy 2009a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float x = left; 2010a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy float y = top; 2011a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2012886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2013886b275e529e44a59c54b933453d9bc902973178Romain Guy 2014a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy bool ignoreTransform = false; 2015d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentTransform()->isPureTranslate()) { 2016d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2017d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 2018a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy ignoreTransform = true; 2019a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 2020886b275e529e44a59c54b933453d9bc902973178Romain Guy texture->setFilter(GL_NEAREST, true); 2021886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 202267862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 20235b7a3150a6dbf193b371854b66fa654937633d3aRomain Guy } 2024e3c26851dc315b730ea0fe5ef35bb1db81f6d675Romain Guy 20253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // No need to check for a UV mapper on the texture object, only ARGB_8888 20263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // bitmaps get packed in the atlas 2027886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 202876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, (GLvoid*) NULL, (GLvoid*) gMeshTextureOffset, 20293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2030a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy} 2031a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 203203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 203303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of bitmaps and 203403c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 203503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 203603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2037d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2038d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bitmapCount, TextureVertex* vertices, bool pureTranslate, 2039d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const Rect& bounds, const SkPaint* paint) { 2040527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.activeTexture(0); 204155b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2042527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!texture) return DrawGlInfo::kStatusDone; 20433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2044527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const AutoTexture autoCleanup(texture); 2045527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2046527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik texture->setWrap(GL_CLAMP_TO_EDGE, true); 204767862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(pureTranslate ? GL_NEAREST : getFilter(paint), true); 2048527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2049527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float x = (int) floorf(bounds.left + 0.5f); 2050527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik const float y = (int) floorf(bounds.top + 0.5f); 20511103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2052527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawAlpha8TextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 205376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, &vertices[0].x, &vertices[0].u, 20544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, true, 20554063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2056527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } else { 2057527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawTextureMesh(x, y, x + bounds.getWidth(), y + bounds.getHeight(), 205876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, &vertices[0].x, &vertices[0].u, 20594063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, bitmapCount * 6, false, true, 0, 20604063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate, false); 2061527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 2062527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2063527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return DrawGlInfo::kStatusDrew; 2064527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik} 2065527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2066796475006f5d670e8383a2050f11719522437a43Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, const SkPaint* paint) { 2067796475006f5d670e8383a2050f11719522437a43Chris Craik if (quickRejectSetupScissor(0, 0, bitmap->width(), bitmap->height())) { 2068486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 20696926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 20706926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2071a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 20723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2073486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 207422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 207522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 20761103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2077796475006f5d670e8383a2050f11719522437a43Chris Craik drawAlphaBitmap(texture, 0, 0, paint); 2078a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } else { 2079796475006f5d670e8383a2050f11719522437a43Chris Craik drawTextureRect(0, 0, bitmap->width(), bitmap->height(), texture, paint); 2080a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy } 2081486590963e2207d68eebd6944fec70d50d41116aChet Haase 2082486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 20838ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 20848ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2085796475006f5d670e8383a2050f11719522437a43Chris Craikstatus_t OpenGLRenderer::drawBitmapData(const SkBitmap* bitmap, const SkPaint* paint) { 2086796475006f5d670e8383a2050f11719522437a43Chris Craik if (quickRejectSetupScissor(0, 0, bitmap->width(), bitmap->height())) { 2087486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2088e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy } 2089e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2090e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy mCaches.activeTexture(0); 2091e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy Texture* texture = mCaches.textureCache.getTransient(bitmap); 2092e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy const AutoTexture autoCleanup(texture); 2093e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 20941103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2095796475006f5d670e8383a2050f11719522437a43Chris Craik drawAlphaBitmap(texture, 0, 0, paint); 2096886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2097796475006f5d670e8383a2050f11719522437a43Chris Craik drawTextureRect(0, 0, bitmap->width(), bitmap->height(), texture, paint); 2098886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2099486590963e2207d68eebd6944fec70d50d41116aChet Haase 2100486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2101e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy} 2102e651cc6239616a202f6e96ebc2ed93b4b8b3627cRomain Guy 2103d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 2104d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* vertices, const int* colors, const SkPaint* paint) { 2105d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!vertices || currentSnapshot()->isIgnored()) { 2106486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 21075a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21085a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 210939a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: use quickReject on bounds from vertices 211039a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 211139a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2112b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float left = FLT_MAX; 2113b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float top = FLT_MAX; 2114b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float right = FLT_MIN; 2115b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy float bottom = FLT_MIN; 2116b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2117a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const uint32_t count = meshWidth * meshHeight * 6; 2118b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2119564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik Vector<ColorTextureVertex> mesh; // TODO: use C++11 unique_ptr 2120564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik mesh.setCapacity(count); 2121564acf7c9bff822f608cda0d5df0a64a9f9aaefdChris Craik ColorTextureVertex* vertex = mesh.editArray(); 2122ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2123ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy bool cleanupColors = false; 2124ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!colors) { 2125ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy uint32_t colorsCount = (meshWidth + 1) * (meshHeight + 1); 2126d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int* newColors = new int[colorsCount]; 2127d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik memset(newColors, 0xff, colorsCount * sizeof(int)); 2128d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik colors = newColors; 2129ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy cleanupColors = true; 2130ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2131a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 21323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mCaches.activeTexture(0); 21333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 21343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper& mapper(getMapper(texture)); 21353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21365a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t y = 0; y < meshHeight; y++) { 21375a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy for (int32_t x = 0; x < meshWidth; x++) { 21385a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy uint32_t i = (y * (meshWidth + 1) + x) * 2; 21395a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21405a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u1 = float(x) / meshWidth; 21415a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float u2 = float(x + 1) / meshWidth; 21425a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v1 = float(y) / meshHeight; 21435a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float v2 = float(y + 1) / meshHeight; 21445a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 21453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy mapper.map(u1, v1, u2, v2); 21463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 21475a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ax = i + (meshWidth + 1) * 2; 21485a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int ay = ax + 1; 21495a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int bx = i; 21505a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int by = bx + 1; 21515a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cx = i + 2; 21525a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int cy = cx + 1; 21535a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dx = i + (meshWidth + 1) * 2 + 2; 21545a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy int dy = dx + 1; 21555a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2156ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2157ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[ax], vertices[ay], u1, v2, colors[ax / 2]); 2158ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 21595a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2160ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[dx], vertices[dy], u2, v2, colors[dx / 2]); 2161ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[bx], vertices[by], u1, v1, colors[bx / 2]); 2162ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy ColorTextureVertex::set(vertex++, vertices[cx], vertices[cy], u2, v1, colors[cx / 2]); 2163b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2164a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy left = fminf(left, fminf(vertices[ax], fminf(vertices[bx], vertices[cx]))); 2165a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy top = fminf(top, fminf(vertices[ay], fminf(vertices[by], vertices[cy]))); 2166a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy right = fmaxf(right, fmaxf(vertices[ax], fmaxf(vertices[bx], vertices[cx]))); 2167a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy bottom = fmaxf(bottom, fmaxf(vertices[ay], fmaxf(vertices[by], vertices[cy]))); 21685a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21695a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy } 21705a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2171f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2172ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2173a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy return DrawGlInfo::kStatusDone; 2174a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy } 2175a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2176ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (!texture) { 21773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture = mCaches.textureCache.get(bitmap); 21783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 21793b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (cleanupColors) delete[] colors; 21803b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return DrawGlInfo::kStatusDone; 21813b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 2182ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2183a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy const AutoTexture autoCleanup(texture); 2184a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2185a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 218667862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2187a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2188a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy int alpha; 2189a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy SkXfermode::Mode mode; 2190a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2191a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy 2192ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy float a = alpha / 255.0f; 2193ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2194a92bb4dc9605c86b8773c929412af2dc242b1fa8Romain Guy if (hasLayer()) { 2195d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 2196b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy } 2197b18d2d0079b4dbf5675ab79b7111b3dfb3cc1ad0Romain Guy 2198ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDraw(); 2199ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawWithTextureAndColor(); 2200ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawColor(a, a, a, a); 220176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 220276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2203ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawProgram(); 2204ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawDirtyRegionsDisabled(); 22054063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 0.0f, 0.0f, 1.0f, 1.0f); 2206ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawTexture(texture->id); 2207ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy setupDrawPureColorUniforms(); 220876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 22093380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMesh(&mesh[0].x, &mesh[0].u, &mesh[0].r); 2210ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2211ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDrawArrays(GL_TRIANGLES, 0, count); 2212ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2213ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy int slot = mCaches.currentProgram->getAttrib("colors"); 2214ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (slot >= 0) { 2215ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy glDisableVertexAttribArray(slot); 2216ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy } 2217ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy 2218ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy if (cleanupColors) delete[] colors; 2219486590963e2207d68eebd6944fec70d50d41116aChet Haase 2220486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 22215a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy} 22225a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy 2223d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawBitmap(const SkBitmap* bitmap, 22248ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float srcLeft, float srcTop, float srcRight, float srcBottom, 22258ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy float dstLeft, float dstTop, float dstRight, float dstBottom, 2226d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2227f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(dstLeft, dstTop, dstRight, dstBottom)) { 2228486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 22296926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 22306926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2231a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 22323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = getTexture(bitmap); 2233486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 223422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 22358ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 22368ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float width = texture->width; 22378ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy const float height = texture->height; 2238c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 22393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u1 = fmax(0.0f, srcLeft / width); 22403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v1 = fmax(0.0f, srcTop / height); 22413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float u2 = fmin(1.0f, srcRight / width); 22423b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float v2 = fmin(1.0f, srcBottom / height); 22433b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 22443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy getMapper(texture).map(u1, v1, u2, v2); 2245c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy 224603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy mCaches.unbindMeshBuffer(); 22478ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(u1, v1, u2, v2); 22488ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 2249d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2250d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy 2251886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleX = (dstRight - dstLeft) / (srcRight - srcLeft); 2252886b275e529e44a59c54b933453d9bc902973178Romain Guy float scaleY = (dstBottom - dstTop) / (srcBottom - srcTop); 22536620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 2254886b275e529e44a59c54b933453d9bc902973178Romain Guy bool scaled = scaleX != 1.0f || scaleY != 1.0f; 2255886b275e529e44a59c54b933453d9bc902973178Romain Guy // Apply a scale transform on the canvas only when a shader is in use 2256886b275e529e44a59c54b933453d9bc902973178Romain Guy // Skia handles the ratio between the dst and src rects as a scale factor 2257886b275e529e44a59c54b933453d9bc902973178Romain Guy // when a shader is set 2258d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III bool useScaleTransform = getShader(paint) && scaled; 2259886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform = false; 2260b50149825fae95b2918bcf67b2ddb773b9797068Romain Guy 2261d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate() && !useScaleTransform)) { 2262d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float x = (int) floorf(dstLeft + currentTransform()->getTranslateX() + 0.5f); 2263d6b65f67717025b1162f86f04e2caa5723566cacChris Craik float y = (int) floorf(dstTop + currentTransform()->getTranslateY() + 0.5f); 2264886b275e529e44a59c54b933453d9bc902973178Romain Guy 2265886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = x + (dstRight - dstLeft); 2266886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = y + (dstBottom - dstTop); 2267886b275e529e44a59c54b933453d9bc902973178Romain Guy 2268886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = x; 2269886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = y; 2270886b275e529e44a59c54b933453d9bc902973178Romain Guy 227167862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(scaled ? getFilter(paint) : GL_NEAREST, true); 2272886b275e529e44a59c54b933453d9bc902973178Romain Guy ignoreTransform = true; 22736620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 227467862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 2275886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2276886b275e529e44a59c54b933453d9bc902973178Romain Guy 2277886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2278886b275e529e44a59c54b933453d9bc902973178Romain Guy save(SkCanvas::kMatrix_SaveFlag); 2279886b275e529e44a59c54b933453d9bc902973178Romain Guy translate(dstLeft, dstTop); 2280886b275e529e44a59c54b933453d9bc902973178Romain Guy scale(scaleX, scaleY); 2281886b275e529e44a59c54b933453d9bc902973178Romain Guy 2282886b275e529e44a59c54b933453d9bc902973178Romain Guy dstLeft = 0.0f; 2283886b275e529e44a59c54b933453d9bc902973178Romain Guy dstTop = 0.0f; 2284886b275e529e44a59c54b933453d9bc902973178Romain Guy 2285886b275e529e44a59c54b933453d9bc902973178Romain Guy dstRight = srcRight - srcLeft; 2286886b275e529e44a59c54b933453d9bc902973178Romain Guy dstBottom = srcBottom - srcTop; 2287886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2288886b275e529e44a59c54b933453d9bc902973178Romain Guy 22891103b3255945d2eb2fa9c191e84e2270b343cca9Mike Reed if (CC_UNLIKELY(bitmap->colorType() == kAlpha_8_SkColorType)) { 2290886b275e529e44a59c54b933453d9bc902973178Romain Guy drawAlpha8TextureMesh(dstLeft, dstTop, dstRight, dstBottom, 229176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, 22923380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2293886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, ignoreTransform); 2294886b275e529e44a59c54b933453d9bc902973178Romain Guy } else { 2295886b275e529e44a59c54b933453d9bc902973178Romain Guy drawTextureMesh(dstLeft, dstTop, dstRight, dstBottom, 229676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->id, paint, texture->blend, 22973380cfdc77100e87aa8390386ccf390834dea171Romain Guy &mMeshVertices[0].x, &mMeshVertices[0].u, 2298886b275e529e44a59c54b933453d9bc902973178Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, ignoreTransform); 2299886b275e529e44a59c54b933453d9bc902973178Romain Guy } 2300886b275e529e44a59c54b933453d9bc902973178Romain Guy 2301886b275e529e44a59c54b933453d9bc902973178Romain Guy if (CC_UNLIKELY(useScaleTransform)) { 2302886b275e529e44a59c54b933453d9bc902973178Romain Guy restore(); 23036620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23048ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 23058ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 2306486590963e2207d68eebd6944fec70d50d41116aChet Haase 2307486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2308ce0537b80087a6225273040a987414b1dd081aa0Romain Guy} 2309ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 2310d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Res_png_9patch* patch, 2311d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint) { 2312f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 23134c2547fa9244e78115cde0a259291053108c3dc7Romain Guy return DrawGlInfo::kStatusDone; 23144c2547fa9244e78115cde0a259291053108c3dc7Romain Guy } 23154c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 23164c2547fa9244e78115cde0a259291053108c3dc7Romain Guy AssetAtlas::Entry* entry = mCaches.assetAtlas.getEntry(bitmap); 23174c2547fa9244e78115cde0a259291053108c3dc7Romain Guy const Patch* mesh = mCaches.patchCache.get(entry, bitmap->width(), bitmap->height(), 23184c2547fa9244e78115cde0a259291053108c3dc7Romain Guy right - left, bottom - top, patch); 23194c2547fa9244e78115cde0a259291053108c3dc7Romain Guy 232003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return drawPatch(bitmap, mesh, entry, left, top, right, bottom, paint); 2321be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy} 2322be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 2323d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatch(const SkBitmap* bitmap, const Patch* mesh, 2324d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik AssetAtlas::Entry* entry, float left, float top, float right, float bottom, 2325d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2326f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(left, top, right, bottom)) { 2327486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 23286926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 23296926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2330211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(mesh && mesh->verticesCount > 0)) { 2331a4adcf0239039eb8f005be252409901c41b28839Romain Guy mCaches.activeTexture(0); 2332a404e16e4933857464046d763ed7629cd0c86cbfRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 2333a4adcf0239039eb8f005be252409901c41b28839Romain Guy if (!texture) return DrawGlInfo::kStatusDone; 2334a4adcf0239039eb8f005be252409901c41b28839Romain Guy const AutoTexture autoCleanup(texture); 23353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 2336a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 2337a4adcf0239039eb8f005be252409901c41b28839Romain Guy texture->setFilter(GL_LINEAR, true); 2338a4adcf0239039eb8f005be252409901c41b28839Romain Guy 2339d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 23405b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy // Mark the current layer dirty where we are going to draw the patch 23418168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy if (hasLayer() && mesh->hasEmptyQuads) { 2342d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetX = left + currentTransform()->getTranslateX(); 2343d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float offsetY = top + currentTransform()->getTranslateY(); 23445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy const size_t count = mesh->quads.size(); 23455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy for (size_t i = 0; i < count; i++) { 23468ab4079ca27e36e5c584495bcd71b573598ac021Romain Guy const Rect& bounds = mesh->quads.itemAt(i); 2347211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2348c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float x = (int) floorf(bounds.left + offsetX + 0.5f); 2349c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy const float y = (int) floorf(bounds.top + offsetY + 0.5f); 2350c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(x, y, x + bounds.getWidth(), y + bounds.getHeight()); 23516620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 2352c78b5d50f961ac8f696f8282979ae283cacd3574Romain Guy dirtyLayer(left + bounds.left, top + bounds.top, 2353d6b65f67717025b1162f86f04e2caa5723566cacChris Craik left + bounds.right, top + bounds.bottom, *currentTransform()); 23546620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 23555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 23575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 23584063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform = false; 2359211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2360d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 2361d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 23626620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 23633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy right = x + right - left; 23643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bottom = y + bottom - top; 23654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left = x; 23664063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik top = y; 23674063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ignoreTransform = true; 23686620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 236976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(left, top, right, bottom, texture->id, paint, 237076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, (GLvoid*) mesh->offset, (GLvoid*) mesh->textureOffset, 23714063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, mesh->indexCount, false, ignoreTransform, 23724063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik mCaches.patchCache.getMeshBuffer(), kModelViewMode_Translate, !mesh->hasEmptyQuads); 2373054dc1840941665e32036f9523df51720ad069c8Romain Guy } 2374486590963e2207d68eebd6944fec70d50d41116aChet Haase 2375486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2376f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy} 2377f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 237803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy/** 237903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * Important note: this method is intended to draw batches of 9-patch objects and 238003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * will not set the scissor enable or dirty the current layer, if any. 238103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy * The caller is responsible for properly dirtying the current layer. 238203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy */ 2383d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 2384d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint) { 238503c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy mCaches.activeTexture(0); 238603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy Texture* texture = entry ? entry->texture : mCaches.textureCache.get(bitmap); 238703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy if (!texture) return DrawGlInfo::kStatusDone; 238803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy const AutoTexture autoCleanup(texture); 238903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 239003c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 239103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy texture->setFilter(GL_LINEAR, true); 239203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 239376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawIndexedTextureMesh(0.0f, 0.0f, 1.0f, 1.0f, texture->id, paint, 239476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger texture->blend, &vertices[0].x, &vertices[0].u, 23954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik GL_TRIANGLES, indexCount, false, true, 0, kModelViewMode_Translate, false); 239603c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 239703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy return DrawGlInfo::kStatusDrew; 239803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy} 239903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy 240005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craikstatus_t OpenGLRenderer::drawVertexBuffer(float translateX, float translateY, 2401bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik const VertexBuffer& vertexBuffer, const SkPaint* paint, int displayFlags) { 24024063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik // not missing call to quickReject/dirtyLayer, always done at a higher level 24036d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik if (!vertexBuffer.getVertexCount()) { 2404bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik // no vertices to draw 240565cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDone; 2406bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik } 2407bf09ffb4e0dc820aeae56a3e576aed33cab218daChris Craik 24080d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik Rect bounds(vertexBuffer.getBounds()); 24090d5ac954a111d19270d6e618ee051a8d6419e1a5Chris Craik bounds.translate(translateX, translateY); 241005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik dirtyLayer(bounds.left, bounds.top, bounds.right, bounds.bottom, *currentTransform()); 241105f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 241265cd612face362d054a85d0f7e5881c59cd523beChris Craik int color = paint->getColor(); 241365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool isAA = paint->isAntiAlias(); 241465cd612face362d054a85d0f7e5881c59cd523beChris Craik 2415710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDraw(); 2416710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawNoTexture(); 241791a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik if (isAA) setupDrawVertexAlpha((displayFlags & kVertexBuffer_ShadowInterp)); 2418710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * mSnapshot->alpha); 241976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2420d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 242176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, isAA); 2422710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik setupDrawProgram(); 2423bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik setupDrawModelView(kModelViewMode_Translate, (displayFlags & kVertexBuffer_Offset), 2424bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik translateX, translateY, 0, 0); 2425d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 242676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2427d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2428858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 242955bfb4e728fe1db619af5d2c287f4abe711b3343ztenghui const void* vertices = vertexBuffer.getBuffer(); 2430710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik bool force = mCaches.unbindMeshBuffer(); 2431cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik mCaches.bindPositionVertexPointer(true, vertices, isAA ? gAlphaVertexStride : gVertexStride); 2432710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.resetTexCoordsVertexPointer(); 243363d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui 2434710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik int alphaSlot = -1; 2435710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 2436710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void* alphaCoords = ((GLbyte*) vertices) + gVertexAlphaOffset; 2437710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik alphaSlot = mCaches.currentProgram->getAttrib("vtxAlpha"); 2438710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik // TODO: avoid enable/disable in back to back uses of the alpha attribute 24396ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glEnableVertexAttribArray(alphaSlot); 24406ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glVertexAttribPointer(alphaSlot, 1, GL_FLOAT, GL_FALSE, gAlphaVertexStride, alphaCoords); 2441710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 24426ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik 244305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer::Mode mode = vertexBuffer.getMode(); 244405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (mode == VertexBuffer::kStandard) { 244563d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.unbindIndicesBuffer(); 244663d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui glDrawArrays(GL_TRIANGLE_STRIP, 0, vertexBuffer.getVertexCount()); 244705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kOnePolyRingShadow) { 244850ecf849cb7ccc3482517b74d2214b347927791eztenghui mCaches.bindShadowIndicesBuffer(); 244950ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, ONE_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 245005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } else if (mode == VertexBuffer::kTwoPolyRingShadow) { 245163d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui mCaches.bindShadowIndicesBuffer(); 245250ecf849cb7ccc3482517b74d2214b347927791eztenghui glDrawElements(GL_TRIANGLE_STRIP, TWO_POLY_RING_SHADOW_INDEX_COUNT, GL_UNSIGNED_SHORT, 0); 2453d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui } else if (mode == VertexBuffer::kIndices) { 2454d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui mCaches.unbindIndicesBuffer(); 2455d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui glDrawElements(GL_TRIANGLE_STRIP, vertexBuffer.getIndexCount(), GL_UNSIGNED_SHORT, 2456d5e8ade498b41b42874273cbfa375aed7b4d6a08ztenghui vertexBuffer.getIndices()); 245763d41abb40b3ce40d8b9bccb1cf186e8158a3687ztenghui } 24587b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 2459710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (isAA) { 24606ebdc114e0d72137394f02bc8ffe9d7a782a65c4Chris Craik glDisableVertexAttribArray(alphaSlot); 246104299385c681140239b0dc31d9780d087d2b4d7cRomain Guy } 246265cd612face362d054a85d0f7e5881c59cd523beChris Craik 246365cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2464858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase} 2465858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 2466858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase/** 246765cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a convex path via tessellation. For AA paths, this function uses a similar approach to 246865cd612face362d054a85d0f7e5881c59cd523beChris Craik * that of AA lines in the drawLines() function. We expand the convex path by a half pixel in 246965cd612face362d054a85d0f7e5881c59cd523beChris Craik * screen space in all directions. However, instead of using a fragment shader to compute the 247065cd612face362d054a85d0f7e5881c59cd523beChris Craik * translucency of the color from its position, we simply use a varying parameter to define how far 247165cd612face362d054a85d0f7e5881c59cd523beChris Craik * a given pixel is from the edge. For non-AA paths, the expansion and alpha varying are not used. 247265cd612face362d054a85d0f7e5881c59cd523beChris Craik * 247365cd612face362d054a85d0f7e5881c59cd523beChris Craik * Doesn't yet support joins, caps, or path effects. 247499ecdc480dd4f9b550b2a62ea39f77845a4fec49Chet Haase */ 2475d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawConvexPath(const SkPath& path, const SkPaint* paint) { 247665cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer vertexBuffer; 247765cd612face362d054a85d0f7e5881c59cd523beChris Craik // TODO: try clipping large paths to viewport 2478d6b65f67717025b1162f86f04e2caa5723566cacChris Craik PathTessellator::tessellatePath(path, paint, *currentTransform(), vertexBuffer); 247905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik return drawVertexBuffer(vertexBuffer, paint); 248065cd612face362d054a85d0f7e5881c59cd523beChris Craik} 24817b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 248265cd612face362d054a85d0f7e5881c59cd523beChris Craik/** 248365cd612face362d054a85d0f7e5881c59cd523beChris Craik * We create tristrips for the lines much like shape stroke tessellation, using a per-vertex alpha 248465cd612face362d054a85d0f7e5881c59cd523beChris Craik * and additional geometry for defining an alpha slope perimeter. 248565cd612face362d054a85d0f7e5881c59cd523beChris Craik * 248665cd612face362d054a85d0f7e5881c59cd523beChris Craik * Using GL_LINES can be difficult because the rasterization rules for those lines produces some 248765cd612face362d054a85d0f7e5881c59cd523beChris Craik * unexpected results, and may vary between hardware devices. Previously we used a varying-base 248865cd612face362d054a85d0f7e5881c59cd523beChris Craik * in-shader alpha region, but found it to be taxing on some GPUs. 248965cd612face362d054a85d0f7e5881c59cd523beChris Craik * 249065cd612face362d054a85d0f7e5881c59cd523beChris Craik * TODO: try using a fixed input buffer for non-capped lines as in text rendering. this may reduce 249165cd612face362d054a85d0f7e5881c59cd523beChris Craik * memory transfer by removing need for degenerate vertices. 249265cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 2493d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawLines(const float* points, int count, const SkPaint* paint) { 2494d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 4) return DrawGlInfo::kStatusDone; 24957b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 249665cd612face362d054a85d0f7e5881c59cd523beChris Craik count &= ~0x3; // round down to nearest four 24977b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 249865cd612face362d054a85d0f7e5881c59cd523beChris Craik VertexBuffer buffer; 249905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellateLines(points, count, paint, *currentTransform(), buffer); 250005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 2501d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 250205f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 2503d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy return DrawGlInfo::kStatusDone; 2504d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy } 2505d71ff91dcd79f6beea4bbe768ab3bcbb1a6d7c39Romain Guy 2506bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2507bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik return drawVertexBuffer(buffer, paint, displayFlags); 25085b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase} 25095b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase 2510d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPoints(const float* points, int count, const SkPaint* paint) { 2511d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored() || count < 2) return DrawGlInfo::kStatusDone; 2512ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 25136d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik count &= ~0x1; // round down to nearest two 25147b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 25156d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik VertexBuffer buffer; 251605f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik PathTessellator::tessellatePoints(points, count, paint, *currentTransform(), buffer); 25177b63142d2f4bc32beacedcc761453b8aea1f3a86Romain Guy 251805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const Rect& bounds = buffer.getBounds(); 251905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik if (quickRejectSetupScissor(bounds.left, bounds.top, bounds.right, bounds.bottom)) { 25206d29c8d5218cac0fb35f3b7c253f2bdebd44f15aChris Craik return DrawGlInfo::kStatusDone; 2521ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy } 2522ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2523bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik int displayFlags = paint->isAntiAlias() ? 0 : kVertexBuffer_Offset; 2524bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik return drawVertexBuffer(buffer, paint, displayFlags); 2525ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy} 2526ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy 2527486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawColor(int color, SkXfermode::Mode mode) { 2528e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy // No need to check against the clip, we fill the clip region 2529d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2530e45362cad94c014d8b3765cb102db0f8c0d92500Romain Guy 2531d6b65f67717025b1162f86f04e2caa5723566cacChris Craik Rect clip(*currentClipRect()); 2532ae88e5e8e9cb6c9539314c4360c5b20f8ec1fefcRomain Guy clip.snapToPixelBoundaries(); 253370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 253476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 253576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(color); 253676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setXfermodeMode(mode); 253776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 253876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(clip.left, clip.top, clip.right, clip.bottom, &paint, true); 2539486590963e2207d68eebd6944fec70d50d41116aChet Haase 2540486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2541c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 25429d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2543486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawShape(float left, float top, const PathTexture* texture, 2544d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 2545486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 254601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const AutoTexture autoCleanup(texture); 254701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 254801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float x = left + texture->left - texture->offset; 254901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy const float y = top + texture->top - texture->offset; 255001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 255101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2552486590963e2207d68eebd6944fec70d50d41116aChet Haase 2553486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 255401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 255501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2556486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawRoundRect(float left, float top, float right, float bottom, 2557d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float rx, float ry, const SkPaint* p) { 2558947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2559947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2560947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2561710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2562710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 256301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2564cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2565710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2566c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getRoundRect( 2567710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik right - left, bottom - top, rx, ry, p); 2568710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2569710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2570710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 25716ac174b97246ed40fe780b29561603b61770fa17Chris Craik const VertexBuffer* vertexBuffer = mCaches.tessellationCache.getRoundRect( 25726ac174b97246ed40fe780b29561603b61770fa17Chris Craik *currentTransform(), *p, right - left, bottom - top, rx, ry); 257305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik return drawVertexBuffer(left, top, *vertexBuffer, p); 2574c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 257501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2576d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawCircle(float x, float y, float radius, const SkPaint* p) { 2577947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2578947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(x - radius, y - radius, x + radius, y + radius, p) 2579947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2580710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2581710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2582cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2583710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2584c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getCircle(radius, p); 2585710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(x - radius, y - radius, texture, p); 2586710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2587710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2588710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2589cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2590cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius + p->getStrokeWidth() / 2); 2591cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } else { 2592cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik path.addCircle(x, y, radius); 2593cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 259465cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2595c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 259601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2597486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawOval(float left, float top, float right, float bottom, 2598d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2599947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2600947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2601947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2602710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return DrawGlInfo::kStatusDone; 2603710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 260401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 2605cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getPathEffect() != 0) { 2606710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik mCaches.activeTexture(0); 2607c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getOval(right - left, bottom - top, p); 2608710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik return drawShape(left, top, texture, p); 2609710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik } 2610710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik 2611710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2612710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2613cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2614cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2615cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik } 2616710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addOval(rect); 261765cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2618c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy} 2619c1cd9ba335b293f11e1082447ef08e474710a05fRomain Guy 2620486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawArc(float left, float top, float right, float bottom, 2621d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* p) { 2622947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2623947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2624947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2625780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return DrawGlInfo::kStatusDone; 2626780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 26278b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2628780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik // TODO: support fills (accounting for concavity if useCenter && sweepAngle > 180) 262965cd612face362d054a85d0f7e5881c59cd523beChris Craik if (p->getStyle() != SkPaint::kStroke_Style || p->getPathEffect() != 0 || useCenter) { 2630780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik mCaches.activeTexture(0); 2631c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy const PathTexture* texture = mCaches.pathCache.getArc(right - left, bottom - top, 2632780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik startAngle, sweepAngle, useCenter, p); 2633780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik return drawShape(left, top, texture, p); 2634780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2635780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2636780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2637780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2638780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2639780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2640780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik 2641780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik SkPath path; 2642780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2643780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.moveTo(rect.centerX(), rect.centerY()); 2644780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 2645780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.arcTo(rect, startAngle, sweepAngle, !useCenter); 2646780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik if (useCenter) { 2647780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik path.close(); 2648780c12875ce0c0d3fd072484d4b8b3c327cc4f31Chris Craik } 264965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 26508b2f5267f16c295f12faab810527cd6311997e34Romain Guy} 26518b2f5267f16c295f12faab810527cd6311997e34Romain Guy 2652cf8675ee176a375f873792684d38a47f78348dffRomain Guy// See SkPaintDefaults.h 2653cf8675ee176a375f873792684d38a47f78348dffRomain Guy#define SkPaintDefaults_MiterLimit SkIntToScalar(4) 2654cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2655d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRect(float left, float top, float right, float bottom, 2656d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* p) { 2657947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik if (currentSnapshot()->isIgnored() 2658947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || quickRejectSetupScissor(left, top, right, bottom, p) 2659947eabf42d835d0dfb0daa2fe6d869139c7000d6Chris Craik || paintWillNotDraw(*p)) { 2660486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 26616926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy } 26626926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 2663710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik if (p->getStyle() != SkPaint::kFill_Style) { 2664cf8675ee176a375f873792684d38a47f78348dffRomain Guy // only fill style is supported by drawConvexPath, since others have to handle joins 2665cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getPathEffect() != 0 || p->getStrokeJoin() != SkPaint::kMiter_Join || 2666cf8675ee176a375f873792684d38a47f78348dffRomain Guy p->getStrokeMiter() != SkPaintDefaults_MiterLimit) { 2667cf8675ee176a375f873792684d38a47f78348dffRomain Guy mCaches.activeTexture(0); 2668cf8675ee176a375f873792684d38a47f78348dffRomain Guy const PathTexture* texture = 2669c46d07a29e94807e768f8b162ce9f77a88ba6f46Romain Guy mCaches.pathCache.getRect(right - left, bottom - top, p); 2670cf8675ee176a375f873792684d38a47f78348dffRomain Guy return drawShape(left, top, texture, p); 2671cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2672cf8675ee176a375f873792684d38a47f78348dffRomain Guy 2673cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkPath path; 2674cf8675ee176a375f873792684d38a47f78348dffRomain Guy SkRect rect = SkRect::MakeLTRB(left, top, right, bottom); 2675cf8675ee176a375f873792684d38a47f78348dffRomain Guy if (p->getStyle() == SkPaint::kStrokeAndFill_Style) { 2676cf8675ee176a375f873792684d38a47f78348dffRomain Guy rect.outset(p->getStrokeWidth() / 2, p->getStrokeWidth() / 2); 2677cf8675ee176a375f873792684d38a47f78348dffRomain Guy } 2678cf8675ee176a375f873792684d38a47f78348dffRomain Guy path.addRect(rect); 267965cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2680026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy } 2681026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 2682d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (p->isAntiAlias() && !currentTransform()->isSimple()) { 2683710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik SkPath path; 2684710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik path.addRect(left, top, right, bottom); 268565cd612face362d054a85d0f7e5881c59cd523beChris Craik return drawConvexPath(path, p); 2686858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } else { 268776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(left, top, right, bottom, p); 268865cd612face362d054a85d0f7e5881c59cd523beChris Craik return DrawGlInfo::kStatusDrew; 2689858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase } 2690c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy} 26919d5316e3f56d138504565ff311145ac01621dff4Romain Guy 2692d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextShadow(const SkPaint* paint, const char* text, 2693d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik int bytesCount, int count, const float* positions, 269476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger FontRenderer& fontRenderer, int alpha, float x, float y) { 2695416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.activeTexture(0); 2696416a847633680d94efb926837efdc18726d54918Raph Levien 2697c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger TextShadow textShadow; 2698c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (!getTextShadow(paint, &textShadow)) { 2699c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger LOG_ALWAYS_FATAL("failed to query shadow attributes"); 2700c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger } 2701c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger 2702416a847633680d94efb926837efdc18726d54918Raph Levien // NOTE: The drop shadow will not perform gamma correction 2703416a847633680d94efb926837efdc18726d54918Raph Levien // if shader-based correction is enabled 2704416a847633680d94efb926837efdc18726d54918Raph Levien mCaches.dropShadowCache.setFontRenderer(fontRenderer); 2705416a847633680d94efb926837efdc18726d54918Raph Levien const ShadowTexture* shadow = mCaches.dropShadowCache.get( 2706c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger paint, text, bytesCount, count, textShadow.radius, positions); 2707cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // If the drop shadow exceeds the max texture size or couldn't be 2708cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy // allocated, skip drawing 2709cf51a4199835e9604aa4c8b3854306f8fbabbf33Romain Guy if (!shadow) return; 2710416a847633680d94efb926837efdc18726d54918Raph Levien const AutoTexture autoCleanup(shadow); 2711416a847633680d94efb926837efdc18726d54918Raph Levien 2712c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sx = x - shadow->left + textShadow.dx; 2713c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const float sy = y - shadow->top + textShadow.dy; 2714416a847633680d94efb926837efdc18726d54918Raph Levien 2715c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger const int shadowAlpha = ((textShadow.color >> 24) & 0xFF) * mSnapshot->alpha; 2716d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 2717c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger textShadow.color = SK_ColorWHITE; 2718416a847633680d94efb926837efdc18726d54918Raph Levien } 2719416a847633680d94efb926837efdc18726d54918Raph Levien 2720416a847633680d94efb926837efdc18726d54918Raph Levien setupDraw(); 2721416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawWithTexture(true); 2722c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger setupDrawAlpha8Color(textShadow.color, shadowAlpha < 255 ? shadowAlpha : alpha); 272376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 2724d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 272576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 2726416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawProgram(); 27274063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 27284063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik sx, sy, sx + shadow->width, sy + shadow->height); 2729416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawTexture(shadow->id); 2730416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawPureColorUniforms(); 273176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 2732d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 2733416a847633680d94efb926837efdc18726d54918Raph Levien setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 2734416a847633680d94efb926837efdc18726d54918Raph Levien 2735416a847633680d94efb926837efdc18726d54918Raph Levien glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 2736416a847633680d94efb926837efdc18726d54918Raph Levien} 2737416a847633680d94efb926837efdc18726d54918Raph Levien 2738768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guybool OpenGLRenderer::canSkipText(const SkPaint* paint) const { 2739c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger float alpha = (hasTextShadow(paint) ? 1.0f : paint->getAlpha()) * mSnapshot->alpha; 2740768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy return alpha == 0.0f && getXfermode(paint->getXfermode()) == SkXfermode::kSrcOver_Mode; 2741768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy} 2742768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 2743486590963e2207d68eebd6944fec70d50d41116aChet Haasestatus_t OpenGLRenderer::drawPosText(const char* text, int bytesCount, int count, 2744d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint) { 2745d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2746486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2747eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy } 2748eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 2749671d6cf460531825a321edb200523d0faa7792c9Romain Guy // NOTE: Skia does not support perspective transform on drawPosText yet 2750d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (!currentTransform()->isSimple()) { 2751486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 2752671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2753671d6cf460531825a321edb200523d0faa7792c9Romain Guy 275439a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 275539a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2756671d6cf460531825a321edb200523d0faa7792c9Romain Guy float x = 0.0f; 2757671d6cf460531825a321edb200523d0faa7792c9Romain Guy float y = 0.0f; 2758d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const bool pureTranslate = currentTransform()->isPureTranslate(); 2759671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate) { 2760d6b65f67717025b1162f86f04e2caa5723566cacChris Craik x = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 2761d6b65f67717025b1162f86f04e2caa5723566cacChris Craik y = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 2762671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2763671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2764b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 276559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2766671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2767671d6cf460531825a321edb200523d0faa7792c9Romain Guy int alpha; 2768671d6cf460531825a321edb200523d0faa7792c9Romain Guy SkXfermode::Mode mode; 2769671d6cf460531825a321edb200523d0faa7792c9Romain Guy getAlphaAndMode(paint, &alpha, &mode); 2770671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2771c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 2772e3a9b24b5e3f9b2058486814a6d27729e51ad466Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 277376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, 0.0f, 0.0f); 2774416a847633680d94efb926837efdc18726d54918Raph Levien } 2775416a847633680d94efb926837efdc18726d54918Raph Levien 2776671d6cf460531825a321edb200523d0faa7792c9Romain Guy // Pick the appropriate texture filtering 2777d6b65f67717025b1162f86f04e2caa5723566cacChris Craik bool linearFilter = currentTransform()->changesBounds(); 2778671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (pureTranslate && !linearFilter) { 2779671d6cf460531825a321edb200523d0faa7792c9Romain Guy linearFilter = fabs(y - (int) y) > 0.0f || fabs(x - (int) x) > 0.0f; 2780671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2781257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 2782671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2783671d6cf460531825a321edb200523d0faa7792c9Romain Guy const Rect* clip = pureTranslate ? mSnapshot->clipRect : &mSnapshot->getLocalClip(); 2784671d6cf460531825a321edb200523d0faa7792c9Romain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 2785671d6cf460531825a321edb200523d0faa7792c9Romain Guy 2786211370fd943cf26905001b38b8b1791851b26adcRomain Guy const bool hasActiveLayer = hasLayer(); 2787671d6cf460531825a321edb200523d0faa7792c9Romain Guy 27881e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2789671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 2790257ae3502cfad43df681b1783528d645bdabc63fRomain Guy positions, hasActiveLayer ? &bounds : NULL, &functor)) { 2791671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (hasActiveLayer) { 2792671d6cf460531825a321edb200523d0faa7792c9Romain Guy if (!pureTranslate) { 2793d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 2794671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2795671d6cf460531825a321edb200523d0faa7792c9Romain Guy dirtyLayerUnchecked(bounds, getRegion()); 2796671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2797671d6cf460531825a321edb200523d0faa7792c9Romain Guy } 2798486590963e2207d68eebd6944fec70d50d41116aChet Haase 2799486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2800eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy} 2801eb9a5367e8f0e970db8509ffb2584f5376bc62edRomain Guy 280259744b79ec302000802cd56d30a1bf70f0183c80Chris Craikbool OpenGLRenderer::findBestFontTransform(const mat4& transform, SkMatrix* outMatrix) const { 2803624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (CC_LIKELY(transform.isPureTranslate())) { 280459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 280559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return false; 280659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } else if (CC_UNLIKELY(transform.isPerspective())) { 280759744b79ec302000802cd56d30a1bf70f0183c80Chris Craik outMatrix->setIdentity(); 280859744b79ec302000802cd56d30a1bf70f0183c80Chris Craik return true; 280959744b79ec302000802cd56d30a1bf70f0183c80Chris Craik } 281059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik 281159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik /** 2812a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * Input is a non-perspective, scaling transform. Generate a scale-only transform, 2813a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik * with values rounded to the nearest int. 281459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik */ 281559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik float sx, sy; 281659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik transform.decomposeScale(sx, sy); 2817a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik outMatrix->setScale( 2818a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sx)), 2819a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik roundf(fmaxf(1.0f, sy))); 2820a736cd9d3587a120e5233d627cd8bf06353be107Chris Craik return true; 2821624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy} 2822624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 282341541825bc90dac740e424cdd41a8c997e15cdb7Chris Craikstatus_t OpenGLRenderer::drawText(const char* text, int bytesCount, int count, float x, float y, 2824d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 2825527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode) { 2826527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2827527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (drawOpMode == kDrawOpMode_Immediate) { 282828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // The checks for corner-case ignorable text and quick rejection is only done for immediate 282928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik // drawing as ops from DeferredDisplayList are already filtered for these 2830d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint) || 2831f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik quickRejectSetupScissor(bounds)) { 283228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik return DrawGlInfo::kStatusDone; 283328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik } 2834cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy } 2835cac5fd3e09e9dc918753d4aff624bf29a367ade3Romain Guy 28363a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldX = x; 28373a3fa1be9ab8e11edc660ecb35ae21ae0b5c8cc2Romain Guy const float oldY = y; 2838624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 2839d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const mat4& transform = *currentTransform(); 2840624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy const bool pureTranslate = transform.isPureTranslate(); 2841c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2842211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(pureTranslate)) { 2843624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy x = (int) floorf(x + transform.getTranslateX() + 0.5f); 2844624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy y = (int) floorf(y + transform.getTranslateY() + 0.5f); 28456620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 28466620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 284786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy int alpha; 284886568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy SkXfermode::Mode mode; 284986568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy getAlphaAndMode(paint, &alpha, &mode); 28509d13fe25f4f10b25776b1dc5c858f9ebb0b28b30Romain Guy 2851c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 2852c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy 2853c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger if (CC_UNLIKELY(hasTextShadow(paint))) { 285459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2855c74f45a334f0e3725c23cdd270cbcb0efac4ea75Romain Guy drawTextShadow(paint, text, bytesCount, count, positions, fontRenderer, 285676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger alpha, oldX, oldY); 28571e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy } 28581e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 285919d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy const bool hasActiveLayer = hasLayer(); 286019d4dd8599cb870923ab349d2ab96cacffd9c6f5Romain Guy 2861624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // We only pass a partial transform to the font renderer. That partial 2862624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix defines how glyphs are rasterized. Typically we want glyphs 2863624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // to be rasterized at their final size on screen, which means the partial 2864624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // matrix needs to take the scale factor into account. 2865624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // When a partial matrix is used to transform glyphs during rasterization, 2866624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated with the inverse transform (in the case of scale, 2867624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // the mesh is generated at 1.0 / scale for instance.) This allows us to 2868624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // apply the full transform matrix at draw time in the vertex shader. 2869624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // Applying the full matrix in the shader is the easiest way to handle 2870624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // rotation and perspective and allows us to always generated quads in the 2871624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // font renderer which greatly simplifies the code, clipping in particular. 287259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik SkMatrix fontTransform; 287359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bool linearFilter = findBestFontTransform(transform, &fontTransform) 287459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(y - (int) y) > 0.0f 287559744b79ec302000802cd56d30a1bf70f0183c80Chris Craik || fabs(x - (int) x) > 0.0f; 28763b753829ae858d424fe109f714745379a6daf455Romain Guy fontRenderer.setFont(paint, fontTransform); 2877257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(linearFilter); 287806f96e2652e4855b6520ad9dd70583677605b79aRomain Guy 2879624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy // TODO: Implement better clipping for scaled/rotated text 2880d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const Rect* clip = !pureTranslate ? NULL : currentClipRect(); 288141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik Rect layerBounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 28825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2883996e57c84368058be793897ebc355b917a59abc2Raph Levien bool status; 28841e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, x, y, pureTranslate, alpha, mode, paint); 2885527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 2886527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // don't call issuedrawcommand, do it at end of batch 2887527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool forceFinish = (drawOpMode != kDrawOpMode_Defer); 2888a3dc55f83ab583e0a66b893c71b849afa046770aRomain Guy if (CC_UNLIKELY(paint->getTextAlign() != SkPaint::kLeft_Align)) { 28898b4072d3fb9bb49d774d97689a065204beca1752Raph Levien SkPaint paintCopy(*paint); 28908b4072d3fb9bb49d774d97689a065204beca1752Raph Levien paintCopy.setTextAlign(SkPaint::kLeft_Align); 28918b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(&paintCopy, clip, text, 0, bytesCount, count, x, y, 289241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2893996e57c84368058be793897ebc355b917a59abc2Raph Levien } else { 28948b4072d3fb9bb49d774d97689a065204beca1752Raph Levien status = fontRenderer.renderPosText(paint, clip, text, 0, bytesCount, count, x, y, 289541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik positions, hasActiveLayer ? &layerBounds : NULL, &functor, forceFinish); 2896996e57c84368058be793897ebc355b917a59abc2Raph Levien } 28974ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 2898527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if ((status || drawOpMode != kDrawOpMode_Immediate) && hasActiveLayer) { 2899624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy if (!pureTranslate) { 290041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik transform.mapRect(layerBounds); 2901a4adcf0239039eb8f005be252409901c41b28839Romain Guy } 290241541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik dirtyLayerUnchecked(layerBounds, getRegion()); 29035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy } 2904694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2905e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawTextDecorations(totalAdvance, oldX, oldY, paint); 2906486590963e2207d68eebd6944fec70d50d41116aChet Haase 2907486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2908694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy} 2909694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 2910d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawTextOnPath(const char* text, int bytesCount, int count, 2911d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPath* path, float hOffset, float vOffset, const SkPaint* paint) { 2912d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (text == NULL || count == 0 || currentSnapshot()->isIgnored() || canSkipText(paint)) { 2913486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 291403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy } 291503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 291639a908c1df89e1073627b0dcbce922d826b67055Chris Craik // TODO: avoid scissor by calculating maximum bounds using path bounds + font metrics 291739a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.enableScissor(); 291839a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2919b1d0a4ed21168fefcb82232c8f22cb95d60acb85Romain Guy FontRenderer& fontRenderer = mCaches.fontRenderer->getFontRenderer(paint); 292059744b79ec302000802cd56d30a1bf70f0183c80Chris Craik fontRenderer.setFont(paint, SkMatrix::I()); 2921257ae3502cfad43df681b1783528d645bdabc63fRomain Guy fontRenderer.setTextureFiltering(true); 292203d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 292303d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy int alpha; 292403d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy SkXfermode::Mode mode; 292503d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy getAlphaAndMode(paint, &alpha, &mode); 29261e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease TextSetupFunctor functor(this, 0.0f, 0.0f, false, alpha, mode, paint); 29279777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29289777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const Rect* clip = &mSnapshot->getLocalClip(); 29299777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy Rect bounds(FLT_MAX / 2.0f, FLT_MAX / 2.0f, FLT_MIN / 2.0f, FLT_MIN / 2.0f); 293003d58520c3eb6bb7efb7235bfd957550533d6725Romain Guy 29319777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy const bool hasActiveLayer = hasLayer(); 29329777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy 29339777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (fontRenderer.renderTextOnPath(paint, clip, text, 0, bytesCount, count, path, 29341e546815bbb736c50679a8aefc25f48561026fc5Victoria Lease hOffset, vOffset, hasActiveLayer ? &bounds : NULL, &functor)) { 29359777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy if (hasActiveLayer) { 2936d6b65f67717025b1162f86f04e2caa5723566cacChris Craik currentTransform()->mapRect(bounds); 29379777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy dirtyLayerUnchecked(bounds, getRegion()); 29389777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 29399777173eb6c9eb97c7921c8288ebc65e3ab3ce6fRomain Guy } 2940486590963e2207d68eebd6944fec70d50d41116aChet Haase 2941486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 2942325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy} 2943325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy 2944d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawPath(const SkPath* path, const SkPaint* paint) { 2945d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 2946dbc26d2ba13f80a7590c57de2d80530d96832969Romain Guy 2947a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29487fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2949fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy const PathTexture* texture = mCaches.pathCache.get(path, paint); 2950486590963e2207d68eebd6944fec70d50d41116aChet Haase if (!texture) return DrawGlInfo::kStatusDone; 295122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const AutoTexture autoCleanup(texture); 29527fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 29538b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float x = texture->left - texture->offset; 29548b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy const float y = texture->top - texture->offset; 29558b55f377655d13a445b08a0a8ed09b6e95c752b0Romain Guy 295601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy drawPathTexture(texture, x, y, paint); 2957486590963e2207d68eebd6944fec70d50d41116aChet Haase 2958486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 29597fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy} 29607fbcc0492fca03857e3c45064f4aa040af817d55Romain Guy 2961a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craikstatus_t OpenGLRenderer::drawLayer(Layer* layer, float x, float y) { 296235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (!layer) { 2963486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDone; 29646c319ca1275c8db892c39b48fc54864c949f9171Romain Guy } 29656c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2966b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy mat4* transform = NULL; 2967b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (layer->isTextureLayer()) { 2968b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy transform = &layer->getTransform(); 2969b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (!transform->isIdentity()) { 29703f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik save(SkCanvas::kMatrix_SaveFlag); 297114e513058ed4168c94e015638d16f5f87fd8063aChris Craik concatMatrix(*transform); 2972b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2973b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 2974b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 297539a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool clipRequired = false; 2976f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik const bool rejected = calculateQuickRejectForScissor(x, y, 2977deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), &clipRequired, NULL, false); 29784ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 297935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy if (rejected) { 2980b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 2981b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 2982b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 298335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy return DrawGlInfo::kStatusDone; 298435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy } 298535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 298662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik EVENT_LOGD("drawLayer," RECT_STRING ", clipRequired %d", x, y, 298762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik x + layer->layer.getWidth(), y + layer->layer.getHeight(), clipRequired); 298862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 29895bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy updateLayer(layer, true); 29902bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 299139a908c1df89e1073627b0dcbce922d826b67055Chris Craik mCaches.setScissorEnabled(mScissorOptimizationDisabled || clipRequired); 2992a1d3c91afbd52c7e8b01f4a9060c5459f02ae7a5Romain Guy mCaches.activeTexture(0); 29936c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 2994211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(!layer->region.isEmpty())) { 2995c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy if (layer->region.isRect()) { 299634416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 299734416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik composeLayerRect(layer, layer->regionRect)); 2998c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } else if (layer->mesh) { 299976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 300016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik const float a = getLayerAlpha(layer); 3001c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDraw(); 3002c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawWithTexture(); 30038168396d1acbcb5fdd29eeda4c30b2803d5283aeRomain Guy setupDrawColor(a, a, a, a); 300476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(layer->getColorFilter()); 300576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(layer); 3006c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawProgram(); 3007c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy setupDrawPureColorUniforms(); 300876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(layer->getColorFilter()); 30099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy setupDrawTexture(layer->getTexture()); 3010d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3011d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int tx = (int) floorf(x + currentTransform()->getTranslateX() + 0.5f); 3012d6b65f67717025b1162f86f04e2caa5723566cacChris Craik int ty = (int) floorf(y + currentTransform()->getTranslateY() + 0.5f); 30139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 3014d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_NEAREST); 30154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, tx, ty, 30164ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy tx + layer->layer.getWidth(), ty + layer->layer.getHeight(), true); 30179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } else { 3018d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy layer->setFilter(GL_LINEAR); 30194063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, x, y, 30209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy x + layer->layer.getWidth(), y + layer->layer.getHeight()); 30219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 3022c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 3023448455fe783b0a711340322dca272b8cc0ebe473Romain Guy TextureVertex* mesh = &layer->mesh[0]; 3024448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei elementsCount = layer->meshElementCount; 3025448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3026448455fe783b0a711340322dca272b8cc0ebe473Romain Guy while (elementsCount > 0) { 3027448455fe783b0a711340322dca272b8cc0ebe473Romain Guy GLsizei drawCount = min(elementsCount, (GLsizei) gMaxNumberOfQuads * 6); 3028448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 30293380cfdc77100e87aa8390386ccf390834dea171Romain Guy setupDrawMeshIndices(&mesh[0].x, &mesh[0].u); 3030448455fe783b0a711340322dca272b8cc0ebe473Romain Guy DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, 3031448455fe783b0a711340322dca272b8cc0ebe473Romain Guy glDrawElements(GL_TRIANGLES, drawCount, GL_UNSIGNED_SHORT, NULL)); 3032448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 3033448455fe783b0a711340322dca272b8cc0ebe473Romain Guy elementsCount -= drawCount; 3034448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // Though there are 4 vertices in a quad, we use 6 indices per 3035448455fe783b0a711340322dca272b8cc0ebe473Romain Guy // quad to draw with GL_TRIANGLES 3036448455fe783b0a711340322dca272b8cc0ebe473Romain Guy mesh += (drawCount / 6) * 4; 3037448455fe783b0a711340322dca272b8cc0ebe473Romain Guy } 3038c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy 30393a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#if DEBUG_LAYERS_AS_REGIONS 3040e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik drawRegionRectsDebug(layer->region); 30413a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy#endif 3042c88e357d1ed9dadfc0efb3dfbe92f24460674ef5Romain Guy } 30434ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy 30445bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy if (layer->debugDrawUpdate) { 30455bb3c730f5ebd2a0db1b02a8981c6fdbea6c1a2eRomain Guy layer->debugDrawUpdate = false; 304676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 304776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkPaint paint; 304876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint.setColor(0x7f00ff00); 304976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint); 30504ff0cf4b83605bff630c4e6f1fabe4f72a3f93a1Romain Guy } 3051f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 305234416eaa1c07b3d7a139e780cea8f8d73219650eChris Craik layer->hasDrawnSinceUpdate = true; 3053486590963e2207d68eebd6944fec70d50d41116aChet Haase 3054b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy if (transform && !transform->isIdentity()) { 3055b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy restore(); 3056b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy } 3057b2e2f2470693e78baed20617f989d9a166864ed4Romain Guy 3058486590963e2207d68eebd6944fec70d50d41116aChet Haase return DrawGlInfo::kStatusDrew; 30596c319ca1275c8db892c39b48fc54864c949f9171Romain Guy} 30606c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 30616926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 30625ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy// Draw filters 30635ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 30645ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30655ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::resetPaintFilter() { 3066527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // when clearing the PaintFilter, the masks should also be cleared for simple DrawModifier 3067527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // comparison, see MergingDrawBatch::canMergeWith 3068c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = false; 3069527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterClearBits = 0; 3070527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mDrawModifiers.mPaintFilterSetBits = 0; 30715ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30725ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 30735ff9df658230d49e42c43586997a02d8e4dd417eRomain Guyvoid OpenGLRenderer::setupPaintFilter(int clearBits, int setBits) { 3074591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // TODO: don't bother with boolean, it's redundant with clear/set bits 3075c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mHasDrawFilter = true; 3076c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterClearBits = clearBits & SkPaint::kAllFlags; 3077c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mDrawModifiers.mPaintFilterSetBits = setBits & SkPaint::kAllFlags; 30785ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 30795ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3080d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikconst SkPaint* OpenGLRenderer::filterPaint(const SkPaint* paint) { 3081591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // TODO: use CompatFlagsDrawFilter here, and combine logic with android/graphics/DrawFilter.cpp 3082591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // to avoid clobbering 0x02 paint flag 3083591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik 3084591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // Equivalent to the Java Paint's FILTER_BITMAP_FLAG. 3085591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik static const uint32_t sFilterBitmapFlag = 0x02; 3086591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik 3087758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy if (CC_LIKELY(!mDrawModifiers.mHasDrawFilter || !paint)) { 3088758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy return paint; 3089758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy } 30905ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3091591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik const uint32_t clearBits = mDrawModifiers.mPaintFilterClearBits; 3092591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik const uint32_t setBits = mDrawModifiers.mPaintFilterSetBits; 30935ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3094591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik const uint32_t flags = (paint->getFlags() & ~clearBits) | setBits; 30955ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy mFilteredPaint = *paint; 3096591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik mFilteredPaint.setFlags(flags); 3097591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik 3098591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik // check if paint filter trying to override bitmap filter 3099591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik if ((clearBits | setBits) & sFilterBitmapFlag) { 3100591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik mFilteredPaint.setFilterLevel(flags & sFilterBitmapFlag 3101591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik ? SkPaint::kLow_FilterLevel : SkPaint::kNone_FilterLevel); 3102591be6c7af512a7dbae5a7f0cc9890b82af74e58Chris Craik } 31035ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31045ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy return &mFilteredPaint; 31055ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy} 31065ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31075ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy/////////////////////////////////////////////////////////////////////////////// 31086926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy// Drawing implementation 31096926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy/////////////////////////////////////////////////////////////////////////////// 31106926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy 3111d218a92c0afb8c0d98135b20b52ac87236e1c935Chris CraikTexture* OpenGLRenderer::getTexture(const SkBitmap* bitmap) { 31123b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* texture = mCaches.assetAtlas.getEntryTexture(bitmap); 31133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!texture) { 31143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return mCaches.textureCache.get(bitmap); 31153b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 31163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture; 31173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 31183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 311901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guyvoid OpenGLRenderer::drawPathTexture(const PathTexture* texture, 3120d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float x, float y, const SkPaint* paint) { 3121f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (quickRejectSetupScissor(x, y, x + texture->width, y + texture->height)) { 312201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy return; 312301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy } 312401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 312501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy int alpha; 312601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy SkXfermode::Mode mode; 312701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy getAlphaAndMode(paint, &alpha, &mode); 312801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 312901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDraw(); 313001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawWithTexture(true); 313101d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawAlpha8Color(paint->getColor(), alpha); 313276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3133d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 313476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 313501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawProgram(); 31364063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 31374063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik x, y, x + texture->width, y + texture->height); 313801d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawTexture(texture->id); 313901d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawPureColorUniforms(); 314076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3141d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 314201d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy setupDrawMesh(NULL, (GLvoid*) gMeshTextureOffset); 314301d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 314401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 314501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy} 314601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 3147f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy// Same values used by Skia 31480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdStrikeThru_Offset (-6.0f / 21.0f) 31490a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Offset (1.0f / 9.0f) 31500a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy#define kStdUnderline_Thickness (1.0f / 18.0f) 31510a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3152d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::drawTextDecorations(float underlineWidth, float x, float y, 3153d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const SkPaint* paint) { 31540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy // Handle underline and strike-through 31550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy uint32_t flags = paint->getFlags(); 31560a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & (SkPaint::kUnderlineText_Flag | SkPaint::kStrikeThruText_Flag)) { 3157726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy SkPaint paintCopy(*paint); 31580a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3159211370fd943cf26905001b38b8b1791851b26adcRomain Guy if (CC_LIKELY(underlineWidth > 0.0f)) { 3160726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy const float textSize = paintCopy.getTextSize(); 3161f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const float strokeWidth = fmax(textSize * kStdUnderline_Thickness, 1.0f); 31620a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31638b4072d3fb9bb49d774d97689a065204beca1752Raph Levien const float left = x; 31640a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float top = 0.0f; 3165e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3166f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy int linesCount = 0; 3167f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kUnderlineText_Flag) linesCount++; 3168f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) linesCount++; 3169f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy 3170f6834478b379856d3e5de92ddce7de0e6ba9fa4aRomain Guy const int pointsCount = 4 * linesCount; 3171e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy float points[pointsCount]; 3172e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy int currentPoint = 0; 31730a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31740a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kUnderlineText_Flag) { 31750a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdUnderline_Offset; 3176e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3177e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3178e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3179e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31800a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31810a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 31820a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy if (flags & SkPaint::kStrikeThruText_Flag) { 31830a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy top = y + textSize * kStdStrikeThru_Offset; 3184e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left; 3185e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 3186e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = left + underlineWidth; 3187e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy points[currentPoint++] = top; 31880a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 3189e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3190726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy paintCopy.setStrokeWidth(strokeWidth); 3191e20ecbd12d26467754a7770d44bcce2ea92335efRomain Guy 3192726aeba80ffc6778a9bc3e0ee957b8d644183505Romain Guy drawLines(&points[0], pointsCount, &paintCopy); 31930a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31940a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy } 31950a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy} 31960a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy 3197d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikstatus_t OpenGLRenderer::drawRects(const float* rects, int count, const SkPaint* paint) { 3198d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) { 3199672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDone; 3200672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3201672433d90fab7383cd28beac9d4485b566a90940Romain Guy 320276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger return drawColorRects(rects, count, paint, false, true, true); 3203735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy} 3204735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 3205b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craikstatic void mapPointFakeZ(Vector3& point, const mat4& transformXY, const mat4& transformZ) { 3206b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map z coordinate with true 3d matrix 3207b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik point.z = transformZ.mapZ(point); 3208b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 3209b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik // map x,y coordinates with draw/Skia matrix 3210b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik transformXY.mapPoint(point.x, point.y); 3211b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik} 3212b79a3e301a8d89b9e1b1f6f3d7fd6aa56610a6f0Chris Craik 321305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craikstatus_t OpenGLRenderer::drawShadow(float casterAlpha, 321405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik const VertexBuffer* ambientShadowVertexBuffer, const VertexBuffer* spotShadowVertexBuffer) { 3215d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (currentSnapshot()->isIgnored()) return DrawGlInfo::kStatusDone; 3216f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 321715a07a21eb33e8ca1c7444944fe0541a53380c0cChris Craik // TODO: use quickRejectWithScissor. For now, always force enable scissor. 3218f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mCaches.enableScissor(); 3219f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3220f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik SkPaint paint; 3221ba9b613437c34873fa95800a25fc51720638267cChris Craik paint.setAntiAlias(true); // want to use AlphaVertex 3222f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 322314a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui // The caller has made sure casterAlpha > 0. 322414a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float ambientShadowAlpha = mAmbientShadowAlpha; 322514a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertyAmbientShadowStrength >= 0)) { 322614a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui ambientShadowAlpha = mCaches.propertyAmbientShadowStrength; 322714a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 322814a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (ambientShadowVertexBuffer && ambientShadowAlpha > 0) { 322914a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * ambientShadowAlpha, 0, 0, 0); 323091a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*ambientShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3231ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 3232ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui 323314a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui float spotShadowAlpha = mSpotShadowAlpha; 323414a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (CC_UNLIKELY(mCaches.propertySpotShadowStrength >= 0)) { 323514a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui spotShadowAlpha = mCaches.propertySpotShadowStrength; 323614a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui } 323714a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui if (spotShadowVertexBuffer && spotShadowAlpha > 0) { 323814a4e35208b7e97bbfa38f36130827c86bfafc2bztenghui paint.setARGB(casterAlpha * spotShadowAlpha, 0, 0, 0); 323991a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik drawVertexBuffer(*spotShadowVertexBuffer, &paint, kVertexBuffer_ShadowInterp); 3240ef94c6f88fbb1deb095b1494378befcdb9722839ztenghui } 32417b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui 32427b4516e7ea552ad08d6e7277d311ef11bd8f12e8ztenghui return DrawGlInfo::kStatusDrew; 3243f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik} 3244f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 324576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerstatus_t OpenGLRenderer::drawColorRects(const float* rects, int count, const SkPaint* paint, 324676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform, bool dirty, bool clip) { 32473b753829ae858d424fe109f714745379a6daf455Romain Guy if (count == 0) { 32483b753829ae858d424fe109f714745379a6daf455Romain Guy return DrawGlInfo::kStatusDone; 32493b753829ae858d424fe109f714745379a6daf455Romain Guy } 3250735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 325176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 325276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger // If a shader is set, preserve only the alpha 3253d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 325476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger color |= 0x00ffffff; 325576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger } 325676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3257672433d90fab7383cd28beac9d4485b566a90940Romain Guy float left = FLT_MAX; 3258672433d90fab7383cd28beac9d4485b566a90940Romain Guy float top = FLT_MAX; 3259672433d90fab7383cd28beac9d4485b566a90940Romain Guy float right = FLT_MIN; 3260672433d90fab7383cd28beac9d4485b566a90940Romain Guy float bottom = FLT_MIN; 3261672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3262448455fe783b0a711340322dca272b8cc0ebe473Romain Guy Vertex mesh[count]; 3263672433d90fab7383cd28beac9d4485b566a90940Romain Guy Vertex* vertex = mesh; 3264672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32652af4635e4a9e448a65ff541252f8f94bc6ac48e0Chris Craik for (int index = 0; index < count; index += 4) { 3266672433d90fab7383cd28beac9d4485b566a90940Romain Guy float l = rects[index + 0]; 3267672433d90fab7383cd28beac9d4485b566a90940Romain Guy float t = rects[index + 1]; 3268672433d90fab7383cd28beac9d4485b566a90940Romain Guy float r = rects[index + 2]; 3269672433d90fab7383cd28beac9d4485b566a90940Romain Guy float b = rects[index + 3]; 3270672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32713b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, t); 32723b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, t); 32733b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, l, b); 32743b753829ae858d424fe109f714745379a6daf455Romain Guy Vertex::set(vertex++, r, b); 3275672433d90fab7383cd28beac9d4485b566a90940Romain Guy 32763b753829ae858d424fe109f714745379a6daf455Romain Guy left = fminf(left, l); 32773b753829ae858d424fe109f714745379a6daf455Romain Guy top = fminf(top, t); 32783b753829ae858d424fe109f714745379a6daf455Romain Guy right = fmaxf(right, r); 32793b753829ae858d424fe109f714745379a6daf455Romain Guy bottom = fmaxf(bottom, b); 3280672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3281672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3282f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik if (clip && quickRejectSetupScissor(left, top, right, bottom)) { 3283a362c69d6cdf448107e5a539f77df73937141870Romain Guy return DrawGlInfo::kStatusDone; 3284a362c69d6cdf448107e5a539f77df73937141870Romain Guy } 3285672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3286672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDraw(); 3287672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawNoTexture(); 3288d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3289d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 329076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 329176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 3292672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawProgram(); 3293672433d90fab7383cd28beac9d4485b566a90940Romain Guy setupDrawDirtyRegionsDisabled(); 32944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_Translate, false, 32954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 0.0f, 0.0f, 0.0f, 0.0f, ignoreTransform); 3296d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3297d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint)); 329876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3299672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy if (dirty && hasLayer()) { 3301d6b65f67717025b1162f86f04e2caa5723566cacChris Craik dirtyLayer(left, top, right, bottom, *currentTransform()); 3302672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 3303672433d90fab7383cd28beac9d4485b566a90940Romain Guy 33044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik issueIndexedQuadDraw(&mesh[0], count / 4); 3305672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3306672433d90fab7383cd28beac9d4485b566a90940Romain Guy return DrawGlInfo::kStatusDrew; 3307672433d90fab7383cd28beac9d4485b566a90940Romain Guy} 3308672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3309026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::drawColorRect(float left, float top, float right, float bottom, 331076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform) { 331176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint->getColor(); 3312d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy // If a shader is set, preserve only the alpha 3313d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III if (getShader(paint)) { 3314d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy color |= 0x00ffffff; 3315d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy } 3316d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 331770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 331815bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy setupDrawNoTexture(); 3319d6b65f67717025b1162f86f04e2caa5723566cacChris Craik setupDrawColor(color, ((color >> 24) & 0xFF) * currentSnapshot()->alpha); 3320d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 332176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 332276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint); 332370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 33244063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(kModelViewMode_TranslateAndScale, false, 33254063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik left, top, right, bottom, ignoreTransform); 3326d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawColorUniforms(getShader(paint)); 3327d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 332876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 332970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawSimpleMesh(); 3330c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 3331c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy glDrawArrays(GL_TRIANGLE_STRIP, 0, gMeshCount); 3332c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy} 3333c95c8d6bf8fda5c4e8ebd0033b789be7868e6e07Romain Guy 333482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guyvoid OpenGLRenderer::drawTextureRect(float left, float top, float right, float bottom, 3335d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* texture, const SkPaint* paint) { 3336d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setWrap(GL_CLAMP_TO_EDGE, true); 33378164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy 33383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices = (GLvoid*) NULL; 33393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* texCoords = (GLvoid*) gMeshTextureOffset; 33403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33413b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33423380cfdc77100e87aa8390386ccf390834dea171Romain Guy vertices = &mMeshVertices[0].x; 33433380cfdc77100e87aa8390386ccf390834dea171Romain Guy texCoords = &mMeshVertices[0].u; 33443b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33453b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect uvs(0.0f, 0.0f, 1.0f, 1.0f); 33463b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->uvMapper->map(uvs); 33473b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(uvs.left, uvs.top, uvs.right, uvs.bottom); 33493b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33503b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3351d6b65f67717025b1162f86f04e2caa5723566cacChris Craik if (CC_LIKELY(currentTransform()->isPureTranslate())) { 3352d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float x = (int) floorf(left + currentTransform()->getTranslateX() + 0.5f); 3353d6b65f67717025b1162f86f04e2caa5723566cacChris Craik const float y = (int) floorf(top + currentTransform()->getTranslateY() + 0.5f); 33546620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy 3355d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture->setFilter(GL_NEAREST, true); 33566620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy drawTextureMesh(x, y, x + texture->width, y + texture->height, texture->id, 335776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger paint, texture->blend, vertices, texCoords, 33583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GL_TRIANGLE_STRIP, gMeshCount, false, true); 33596620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } else { 336067862524056ee2e73a94395139bb8bd0ec1ef38aChris Craik texture->setFilter(getFilter(paint), true); 336176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger drawTextureMesh(left, top, right, bottom, texture->id, paint, 33623b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy texture->blend, vertices, texCoords, GL_TRIANGLE_STRIP, gMeshCount); 33633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 33643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 33653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (texture->uvMapper) { 33663b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 33676620c6d413f972819fada92b574f0fa9e96d36c1Romain Guy } 336885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy} 336985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3370f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guyvoid OpenGLRenderer::drawTextureMesh(float left, float top, float right, float bottom, 337176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33726820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 33734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 33744063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 33758694230ff25fa0a60e480d424843e56b718f0516Romain Guy 337676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 337776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 337876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 337976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 338076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 338170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDraw(); 338270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawWithTexture(); 338370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 338476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 338576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 338670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawProgram(); 3387886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 33884063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3389886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 339086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy setupDrawPureColorUniforms(); 339176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 339270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy setupDrawMesh(vertices, texCoords, vbo); 3393db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 33946820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy glDrawArrays(drawMode, 0, elementsCount); 339582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy} 339682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 33973b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guyvoid OpenGLRenderer::drawIndexedTextureMesh(float left, float top, float right, float bottom, 339876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, bool blend, 33993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool swapSrcDst, bool ignoreTransform, GLuint vbo, 34014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode, bool dirty) { 34023b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 340376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int a; 340476d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 340576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &a, &mode); 340676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float alpha = a / 255.0f; 340776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 34083b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDraw(); 34093b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawWithTexture(); 34103b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawColor(alpha, alpha, alpha, alpha); 341176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 341276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, blend, swapSrcDst); 34133b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawProgram(); 34143b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 34163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawTexture(texture); 34173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawPureColorUniforms(); 341876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 34193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy setupDrawMeshIndices(vertices, texCoords, vbo); 34203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 34213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy glDrawElements(drawMode, elementsCount, GL_UNSIGNED_SHORT, NULL); 34223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy} 34233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 3424886b275e529e44a59c54b933453d9bc902973178Romain Guyvoid OpenGLRenderer::drawAlpha8TextureMesh(float left, float top, float right, float bottom, 342576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger GLuint texture, const SkPaint* paint, 3426886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 34274063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode, bool dirty) { 3428886b275e529e44a59c54b933453d9bc902973178Romain Guy 342976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int color = paint != NULL ? paint->getColor() : 0; 343076d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger int alpha; 343176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger SkXfermode::Mode mode; 343276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger getAlphaAndMode(paint, &alpha, &mode); 343376d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger 3434886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDraw(); 3435886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawWithTexture(true); 343676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger if (paint != NULL) { 3437886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawAlpha8Color(color, alpha); 3438886b275e529e44a59c54b933453d9bc902973178Romain Guy } 343976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilter(getColorFilter(paint)); 3440d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShader(getShader(paint)); 344176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawBlending(paint, true); 3442886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawProgram(); 3443886b275e529e44a59c54b933453d9bc902973178Romain Guy if (!dirty) setupDrawDirtyRegionsDisabled(); 34444063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik setupDrawModelView(modelViewMode, false, left, top, right, bottom, ignoreTransform); 3445886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawTexture(texture); 3446886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawPureColorUniforms(); 344776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger setupDrawColorFilterUniforms(getColorFilter(paint)); 3448d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III setupDrawShaderUniforms(getShader(paint), ignoreTransform); 3449886b275e529e44a59c54b933453d9bc902973178Romain Guy setupDrawMesh(vertices, texCoords); 3450886b275e529e44a59c54b933453d9bc902973178Romain Guy 3451886b275e529e44a59c54b933453d9bc902973178Romain Guy glDrawArrays(drawMode, 0, elementsCount); 3452886b275e529e44a59c54b933453d9bc902973178Romain Guy} 3453886b275e529e44a59c54b933453d9bc902973178Romain Guy 3454a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guyvoid OpenGLRenderer::chooseBlending(bool blend, SkXfermode::Mode mode, 3455f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy ProgramDescription& description, bool swapSrcDst) { 3456deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 3457deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik if (mSnapshot->roundRectClipState != NULL /*&& !mSkipOutlineClip*/) { 3458deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik blend = true; 3459deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mDescription.hasRoundRectClip = true; 3460deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik } 3461deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik mSkipOutlineClip = true; 3462deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 346378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCountOverdraw) { 346478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (!mCaches.blend) glEnable(GL_BLEND); 346578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy if (mCaches.lastSrcMode != GL_ONE || mCaches.lastDstMode != GL_ONE) { 346678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy glBlendFunc(GL_ONE, GL_ONE); 346778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 346878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 346978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.blend = true; 347078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastSrcMode = GL_ONE; 347178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCaches.lastDstMode = GL_ONE; 347278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 347378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return; 347478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 347578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 347682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy blend = blend || mode != SkXfermode::kSrcOver_Mode; 3477c189ef53220059acf2adedc92ac4ac7e6a993e6bRomain Guy 347882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy if (blend) { 347982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // These blend modes are not supported by OpenGL directly and have 348082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // to be implemented using shaders. Since the shader will perform 348182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // the blending, turn blending off here 348282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // If the blend mode cannot be implemented using shaders, fall 348382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy // back to the default SrcOver blend mode instead 348433fa1f774c8e7289fd7c39fbc2c65b9361f2c2c4Romain Guy if (CC_UNLIKELY(mode > SkXfermode::kScreen_Mode)) { 34853bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy if (CC_UNLIKELY(mExtensions.hasFramebufferFetch())) { 3486a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy description.framebufferMode = mode; 3487f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy description.swapSrcDst = swapSrcDst; 3488a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 348982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (mCaches.blend) { 349082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glDisable(GL_BLEND); 349182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.blend = false; 349282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 349382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 349482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy return; 349582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } else { 349682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mode = SkXfermode::kSrcOver_Mode; 3497a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy } 349882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 349982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 350082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (!mCaches.blend) { 350182bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glEnable(GL_BLEND); 350282bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy } 350382bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 350482bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum sourceMode = swapSrcDst ? gBlendsSwap[mode].src : gBlends[mode].src; 350582bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy GLenum destMode = swapSrcDst ? gBlendsSwap[mode].dst : gBlends[mode].dst; 350682bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy 350782bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy if (sourceMode != mCaches.lastSrcMode || destMode != mCaches.lastDstMode) { 350882bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy glBlendFunc(sourceMode, destMode); 350982bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastSrcMode = sourceMode; 351082bc7a772747fcf8a6fe7097f70bf2981429ffe9Romain Guy mCaches.lastDstMode = destMode; 351182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3512fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy } else if (mCaches.blend) { 351382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy glDisable(GL_BLEND); 351482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy } 3515fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.blend = blend; 3516bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy} 3517bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 3518889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guybool OpenGLRenderer::useProgram(Program* program) { 3519d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy if (!program->isInUse()) { 3520fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy if (mCaches.currentProgram != NULL) mCaches.currentProgram->remove(); 3521d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy program->use(); 3522fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy mCaches.currentProgram = program; 35236926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return false; 3524260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy } 35256926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy return true; 3526260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy} 3527260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 3528026c5e16704e817cac7d9c382914c947e34f87e0Romain Guyvoid OpenGLRenderer::resetDrawTextureTexCoords(float u1, float v1, float u2, float v2) { 3529ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex* v = &mMeshVertices[0]; 353082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v1); 353182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v1); 353282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u1, v2); 353382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy TextureVertex::setUV(v++, u2, v2); 35348ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy} 35358ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy 3536d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craikvoid OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const { 3537be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy getAlphaAndModeDirect(paint, alpha, mode); 353816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 353916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // if drawing a layer, ignore the paint's alpha 354087b515cde53f3c8cc3fdf698c100e67508487e59Romain Guy *alpha = mDrawModifiers.mOverrideLayerAlpha * 255; 354116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3542d6b65f67717025b1162f86f04e2caa5723566cacChris Craik *alpha *= currentSnapshot()->alpha; 3543026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy} 3544026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 354576d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenbergerfloat OpenGLRenderer::getLayerAlpha(const Layer* layer) const { 354616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float alpha; 354716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) { 354816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = mDrawModifiers.mOverrideLayerAlpha; 354916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } else { 355016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik alpha = layer->getAlpha() / 255.0f; 355116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik } 3552d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return alpha * currentSnapshot()->alpha; 355316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik} 355416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 35559d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 3556e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 3557